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Dennis Crouch - Patently-O

@denniscrouch.bsky.social
1.2K followers 1.9K following 415 posts

Law Prof @MizzouLaw | Founder of Patently-O | #artificialintelligence #patents #SCOTUS | Teaching legal ethics | #coldplunge enthusiast & proud girl dad x2 🧊📚⚖️

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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 5h
FY2026 patent data is in: 315,825 utility grants, 26% continuing applications, 39% US-origin share, and cross-border inventor teams hitting a record 10.7%. See what the latest numbers reveal on Patently-O.
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FY2026 Patent Data Update: Grants, Publications, and Cross-Border Inventors
Final FY2026 numbers: 315,825 utility grants, continuing applications at 26% of grants, US-origin share at 39%, published applications down 6%, and cross-border inventor teams on a record 10.7% of patents.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 22h
Third Circuit rules against Thomson Reuters in ROSS case: intermediate copying requires necessity, and fair use doesn't apply. The court leaves generative AI questions for another day. Read the latest analysis on Patently-O.
patentlyo.com
Ease Is Not Necessity: Third Circuit Affirms No Fair Use in Thomson Reuters v. ROSS
Third Circuit affirms no fair use in Thomson Reuters v. ROSS: intermediate copying requires necessity, and generative AI is left for another case.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 01/10/2026
New on Patently-O: The Federal Circuit's latest ruling in Satius v. Samsung sidesteps indefiniteness to invalidate claims under enablement standards. When an alternative is physically impossible, is the claim still definite? The court says yes - but it still fails. Read the analysis.
patentlyo.com
Clear but Impossible: Satius v. Samsung Moves Inoperable Claims from Indefiniteness to Enablement
Satius v. Samsung: a claim reciting an impossible alternative is definite, but the Federal Circuit holds it invalid for lack of enablement under Amgen.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 01/10/2026
Federal Circuit denies en banc review in Teva v. Lilly, leaving method claims to an antibody genus intact post-Amgen. Judge Dyk's dissent raises important questions about claim scope. Read the analysis on Patently-O.
patentlyo.com
Method or Molecule: Judge Dyk Dissents from En Banc Denial in Teva v. Lilly
Federal Circuit denies en banc review in Teva v. Lilly over Judge Dyk's dissent, leaving method claims to an antibody genus intact after Amgen.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 30/09/2026
New on Patently-O: The USPTO just released a SMED flowchart to help applicants navigate Subject Matter Eligibility Declarations. We break down what this means for your patent strategy and why disinterested declarants matter more than ever.
patentlyo.com
Tie Goes to the Applicant: The USPTO's SMED Flowchart
USPTO Director John Squires issued another memorandum on Subject Matter Eligibility Declarations (SMEDs) today
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 29/09/2026
Crocs is asking the Supreme Court a tricky question: can one ITC determination start two different appeal clocks? The Federal Circuit said no - and dismissed Crocs' appeal as late. Read the latest from Patently-O on this procedural puzzle.
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One Determination, Two Clocks: Crocs Asks the Supreme Court to Fix ITC Appeal Deadlines
Crocs asks the Supreme Court whether one ITC determination can start two appeal clocks after the Federal Circuit dismissed its appeal as late.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 29/09/2026
Federal Circuit affirms cancellation of Zentian's speech-recognition patent in a decision rejecting the argument that codewords aren't feature vectors. A Magritte moment in patent law. Read the latest from Patently-O.
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This Is Not a Feature Vector: Zentian v. Apple
Magritte meets claim construction: the Federal Circuit rejects Zentian's 'this is not a pipe' argument that prior codewords aren't the claimed feature vectors.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 28/09/2026
Teaching IP law? Get free Patently-O access. Subscribe today and stay current on patent law developments with expert analysis from Professor Crouch and the community. patentlyo.com/login-2
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 28/09/2026
Brain-to-text technology is heating up. Texas, UCSF, Siemens, and a London startup are racing to patent mind reading capabilities - but older patents already cover key pieces. Who owns the future of neural interfaces? Read our latest on Patently-O.
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Who Owns Mind Reading?
Texas, UCSF, Siemens, and a London startup are staking patent claims on brain-to-text decoding. Older patents already cover pieces of the path.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 23/09/2026
New on Patently-O: Before the landmark Lowell v. Lewis decision, the 1812 Attorney General already rejected moral grounds for patent refusal. The patent issued just 10 days later. A fascinating pre-Lowell precedent.
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Before Lowell: The Patent System’s Early Rejection of Moral Judgment
In 1812, Attorney General Pinkney said a patent could not be refused on moral grounds, five years before Story's Lowell v. Lewis.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 23/09/2026
RCE filings are climbing again - but it's not applicants filing more. The real culprit? More final rejections from the USPTO. Plus, the end of AFCP 2.0 is contributing to the surge. Read the latest analysis on Patently-O.
patentlyo.com
RCEs Are Rising Again: But Applicant Behavior Isn’t the Main Cause
RCE filings are rising again, driven largely by more USPTO final rejections, with the end of AFCP 2.0 also playing a role despite higher fees.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 23/09/2026
Law students: get free access to Patently-O and stay current on patent law trends. Sign up for your complimentary subscription today if you're studying IP or patent law. patentlyo.com/login-2
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 22/09/2026
New on Patently-O: Guest post by Paul R. Gugliuzza examining the Federal Circuit's latest jurisdictional expansion in Insulet v. EOFlow and how it sidesteps the Mottley well-pleaded complaint rule. A must-read for patent practitioners.
patentlyo.com
The Federal Circuit Expands Its Jurisdiction Yet Again
Guest post by Paul R. Gugliuzza: the Federal Circuit's jurisdictional holding in Insulet v. EOFlow ignores Mottley's well-pleaded complaint rule.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 22/09/2026
A Federal Circuit dismissal hinges on a missing judgment entry. In Heidary v. Amazon, the court found an appeal six months late - except a proper Rule 58 judgment was never entered, making it only 24 days late. Read the latest on Patently-O.
patentlyo.com
24 Days Late, Not Six Months: The Missing Judgment in Heidary v. Amazon
Federal Circuit dismisses pro se patent appeal as six months late, but with no separate Rule 58 judgment the notice was only 24 days late.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 22/09/2026
FY2026 utility grants held steady near 320k, but concerning trends emerged: continuing applications dropped to just 26% of grants, while US-origin share fell to 39%. New analysis on Patently-O.
patentlyo.com
FY2026 Utility Grants by Origin and Continuity
USPTO utility grants held near 320k in FY2026, but continuing applications fell to 26% of grants and the US-origin share dropped to about 39%.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 21/09/2026
The Supreme Court's patent docket is heating up. With 13 petitions and counting, major battles loom over IPR review, patent eligibility, damages, and claim scope. Read the latest analysis on Patently-O to see what's next.
patentlyo.com
Patent Docket Heading into the Supreme Court’s Long Conference
Supreme Court patent docket swells with 13 petitions, two more pending, and major fights over IPR review, eligibility, damages, and claim scope.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 21/09/2026
A decade since the America Invents Act changed patent law forever. Patently-O takes a look back at the AIA's impact with a quick survey. What's your take on how it shaped the patent landscape?
patentlyo.com
AIA - 10 Year Anniversary
Sept 16, 2021 is the 10 year anniversary of enactment of the Leahy-Smith America Invents Act of 2011.  I've got …
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 21/09/2026
Fortress Iron seeks Supreme Court review after losing two patents due to a missing coinventor. Interestingly, an 1868 case reached the opposite conclusion. Read about "The Missing Inventor Problem" on Patently-O.
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Missing, Then Found: Fortress Iron's Cert Petition and the Unlocatable Coinventor
Fortress Iron seeks Supreme Court review after losing two patents over a coinventor who could not be found. An 1868 case went the other way.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 20/09/2026
Throwback to a classic Patently-O post: In re Lemay shows how a "list of lists" doesn't cut it as prior art disclosure. The Federal Circuit sided with Apple, reversing the PTAB. A must-read for patent prosecution strategy.
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Your List of Lists is not the Disclosed List
In re Lemay (Fed. Cir. 2016) In a divided opinion, the Federal Circuit has sided with Apple Inc. and reversed …
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 18/09/2026
Federal Circuit affirms $3.2M fee award in Carnegie v. Fenix Diamonds based on objective baselessness. A closer look at how Octane Fitness shaped this important ruling on Patently-O.
patentlyo.com
Objective Baselessness in Carnegie v. Fenix Diamonds
Carnegie v. Fenix Diamonds: Federal Circuit affirms $3.2M fee award on objective baselessness, a showing Octane left sufficient but not required.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 17/09/2026
The Federal Circuit just reined in the PTAB's interpretation of "flow barrier" in In re Incept, vacating an obviousness rejection. When does BRI go too far? Read our analysis on Patently-O.
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When the PTAB's Broadest Reasonable Interpretation Goes Too Far
Federal Circuit vacates PTAB obviousness rejection in In re Incept, finding the Board’s broad reading of “flow barrier” unreasonable under BRI.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 17/09/2026
The Federal Circuit extends Sanho to the grace period under 102(b)(1)(B). A private sale doesn't count as public disclosure, so a rival's later sale can still be prior art. Read the analysis on Patently-O.
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The Federal Circuit Extends Sanho to the Section 102(b)(1)(B) Grace Period
Federal Circuit extends Sanho to 35 U.S.C. 102(b)(1)(B): NCS Multistage's private AirLock sale was no public disclosure, so a rival's sale is prior art.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 16/09/2026
A classic from the Patently-O archives: The Federal Circuit weighs in on case management tactics. Can courts force plaintiffs to drop patents from litigation? Revisit this important decision in patent strategy and discovery management.
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Federal Circuit Approves of Order to Drop Patents from the Lawsuit to Facilitate Case Management
by Dennis Crouch In re Midwest Athletics and Sports Alliance LLC (Fed. Cir. 2021) MASA sued Xerox for infringing 20 …
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 15/09/2026
Apple challenges the Supreme Court on a critical ITC question: does R&D count as domestic labor or capital under the domestic industry test? Patently-O explores this issue plus the ITC's tariff-era roots.
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Labor or Capital: Apple Asks the Supreme Court to Narrow the ITC's Domestic Industry Test
Apple asks the Supreme Court whether R&D counts as labor or capital under the ITC's domestic industry test, plus the ITC's tariff-era origins.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 15/09/2026
New on Patently-O: PTAB judges can now advise examiners at pre-appeal and appeal conferences under a Sept. 10 USPTO notice. We break down what changed, recusal implications, and PTA effects.
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Advisory Only: PTAB Judges Join Examiner Appeal Conferences
A Sept. 10 USPTO notice lets PTAB judges advise examiners at pre-appeal and appeal conferences. What changed, the recusal gap, and PTA effects.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 14/09/2026
Federal Circuit clarifies Rule 19 boundaries in TexasLDPC v. Broadcom: sovereign immunity doesn't make a licensor a required party to its licensee's patent suit. Key win for patent litigation strategy. Read the full analysis on Patently-O.
patentlyo.com
Shield and Sword: Sovereign Immunity, Discovery, and Rule 19 After TexasLDPC v. Broadcom
Federal Circuit reverses in TexasLDPC v. Broadcom: Rule 19 is not a discovery tool, and Texas A&M is not a required party to its licensee's suit.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 11/09/2026
Rare Breed's forced-reset trigger faces Federal Circuit scrutiny. We examine how a DOJ settlement sparked a sprawling 95-case MDL and whether the lower court's O2 Micro misstep will derail enforcement. New post on Patently-O.
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Substantially In Battery: Rare Breed's Trigger Patent Campaign Reaches the Federal Circuit
Rare Breed's trigger appeal at the Federal Circuit: why the O2 Micro misstep below may not matter, and how a DOJ deal fueled a 95-case patent MDL.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 10/09/2026
New on Patently-O: Can a contract cap trade secret damages at a royalty rate? Versata v. Ford shows trade secret law differs from patent law - and courts are split on whether license agreements can limit recovery of a taker's gains.
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Take or License: Can a Contract Cap Trade Secret Damages at a Royalty?
Versata v. Ford: trade secret law reaches a taker's gains, unlike patent law. Can a license cap that recovery at a royalty? Courts are split.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 10/09/2026
Heading back to Vail! Join us January 6-9, 2027 at Grand Hyatt Vail for the IP CLE Conference. Dennis Crouch previews the must-attend patent, PTAB, and AI sessions. See what's on the agenda at Patently-O.
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Back to Vail: The IP CLE Conference, January 6-9, 2027
Dennis Crouch previews the January 6-9, 2027 IP CLE Conference at Grand Hyatt Vail, including the patent, PTAB, and AI sessions.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 09/09/2026
New on Patently-O: A randomized trial of AI drafting tools across 11 firms reveals surprising results. While draft quality improved across the board, only senior lawyers maintained gains without AI assistance. What does this mean for the future of patent practice?
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Who Keeps the Skill: A Randomized Trial of AI Patent Drafting at Eleven Firms
A randomized trial gave 133 patent lawyers an AI drafting assistant for 90 days. Drafts improved, but only senior lawyers kept the gain without it.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 09/09/2026
Tune in for our preview of four compelling patent cases heading to oral arguments before the Federal Circuit on September 8. What issues will the judges probe? Find out on Patently-O.
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CAFC Oral Args
preview of four patent cases with oral arguments before the federal circuit on Sept 8, 2026.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 08/09/2026
Federal Circuit affirms $285 fee award against Viavi. The court rejected arguments that accusers must reverse engineer products - sometimes the simplest path wins. Read the latest from Patently-O.
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It's Down There Somewhere: Viavi's Section 285 Fee Award Affirmed
The Federal Circuit affirms a Section 285 fee award against Viavi: no rule requires reverse engineering, but the accused phones were easy to buy.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 07/09/2026
Terminal disclaimer filings have plummeted to 2008 lows. But it wasn't Cellect or Allergan - a quiet USPTO docketing change shifted examiner priorities. Read the full analysis on Patently-O.
patentlyo.com
A USPTO Docketing Change Behind the Terminal Disclaimer Collapse
Terminal disclaimers hit a 2008 low. The cause was not Cellect or Allergan but a USPTO docketing change in which applications examiners took up.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 06/09/2026
Prof. John Duffy tapped as USPTO General Counsel. He reunites with Director Squires, his co-counsel from the landmark Bilski litigation. Read the latest from Patently-O on this significant leadership move.
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Prof John Duffy Next USPTO General Counsel
Professor John Duffy has been offered the USPTO General Counsel post, reuniting him with Director Squires, his co-counsel from the Bilski litigation.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 04/09/2026
Can an appellant appeal their own sanction if they never properly became an appellant? Ramey's late Rule 3(c)(7) argument tests this puzzling question before the Federal Circuit. Read the latest analysis on Patently-O.
patentlyo.com
En Banc: Did Ramey Appeal His Own Sanction?
Ramey seeks rehearing after the Federal Circuit held his notice of appeal never made him an appellant. His Rule 3(c)(7) argument arrives late.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 03/09/2026
Now hiring: Paralegal - Intellectual Property at a large corporation in Bloomington, Illinois. Support patent prosecution and litigation work. Browse more patent law jobs on Patently-O's job board today! patentlyo.com/jobs
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 03/09/2026
New on Patently-O: The House IP subcommittee just held a hearing on renewing USPTO fee-setting authority. We break down Wasserman's grant-incentive research, the missing 2024 fee study, and the PTAB and PPAC strings attached.
patentlyo.com
Strings Attached: The House Hearing on Renewing USPTO Fee Setting Authority
House IP subcommittee hearing on USPTO fee setting renewal: Wasserman's grant-incentive research, the 2024 fee study that never tested it, and PTAB and PPAC strings.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 03/09/2026
New post on Patently-O: IP attorneys are being targeted by a sophisticated patent sale scam involving real patents, lookalike domains, and $1.65M wire transfers through IOLTA accounts. Learn how to spot the red flags.
patentlyo.com
A Patent Purchase Scam Targeting Patent Attorneys
A patent sale scam is targeting IP attorneys: real patent, real executive, real broker, lookalike domains, and $1.65M routed through your IOLTA.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 02/09/2026
Amazon's rehearing petition in Ceiva v. Amazon challenges the PTO's cancellation of a claim with a physically separable interface. Can a separable design element clear Section 101's eligibility hurdle? Read the latest analysis on Patently-O.
patentlyo.com
Hurdling Eligibility with a "Separable Interface"
Amazon seeks rehearing in Ceiva v. Amazon over a physically separable interface the PTO had already cancelled a claim containing.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 01/09/2026
New on Patently-O: The USPTO Office of Enrollment and Discipline issued 11 orders this summer. Most cases involved state discipline, and many respondents failed to respond. Check out our breakdown of the June-July 2026 OED orders.
patentlyo.com
OED Orders from Summer 2026
Eleven USPTO discipline orders issued June and July 2026. Most rest on state discipline under 37 CFR 11.804(h), and most respondents never replied.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 01/09/2026
New on Patently-O: Even improper venue couldn't stop Judge Jordan from ruling on patent eligibility in AML IP v. Bath & Body Works. A closer look at the surprising discretion courts have in § 101 dismissals.
patentlyo.com
Personal Privilege: Why Improper Venue Did Not Stop the § 101 Dismissal
Improper venue did not stop Judge Jordan from also holding the claims ineligible. AML IP v. Bath & Body Works and the one-way discretion it confirms.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 31/08/2026
Federal Circuit reissues Constellation Designs v. LG, striking the damages footnote language LG attacked on rehearing. The forfeiture holding now stands alone. Analysis on Patently-O.
patentlyo.com
The Federal Circuit Edits Its Damages Footnote in Constellation Designs v. LG
Federal Circuit reissues Constellation Designs v. LG, deleting the damages footnote language LG attacked on rehearing. Forfeiture now stands alone.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 31/08/2026
New on Patently-O: The Federal Circuit ruled that a settlement dispute over "survives the EPR" is not a patent case, transferring T-Mobile v. KAIFI to the Fifth Circuit. What counts as a patent case? Read our analysis.
patentlyo.com
An Ordinary Word: T-Mobile v. KAIFI and What Counts as a Patent Case
The Federal Circuit transfers T-Mobile v. KAIFI to the Fifth Circuit, holding that a settlement dispute over "survives the EPR" is not a patent case.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 28/08/2026
The Senate CR puts USPTO fee-setting authority back on the table come December 11. Patently-O examines how this renewal intertwines with PTAB discretionary denial reform. What's at stake for patent practice?
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USPTO Fee Setting Authority and PTAB Institution Reform
The Senate CR would extend USPTO fee setting authority only to December 11, putting renewal in play alongside PTAB discretionary denial reform.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 28/08/2026
New IG Report reveals patent examiners gaming time and attendance records, with abuse peaking around production quotas. A Patently-O classic worth revisiting on how the USPTO responded to these findings.
patentlyo.com
IG Report: Examiner Time and Attendance Abuses
by Dennis Crouch The Department of Commerce Inspector General has released an important investigative report concluding that a substantial number of …
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 27/08/2026
Federal Circuit reverses PTAB in Zilkr v. Cisco, narrowing claim language based on specification usage. A significant win for patent applicants challenging obviousness rejections. Read our full analysis on Patently-O.
patentlyo.com
Short of Disavowal: Narrowing 'Provision' and 'Activate' in Zilkr v. Cisco
Federal Circuit vacates PTAB obviousness ruling in Zilkr v. Cisco, narrowing 'provision' and 'activate' based on uniform specification usage.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 26/08/2026
SCOTUS denied 36 patent petitions this year. Our analysis reveals a pattern - the bar is attacking the cert process itself, not the underlying patent doctrine. Read the breakdown on Patently-O.
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A Year of Patent Cert Denials
SCOTUS denied 36 patent petitions this year. Sorting them by question presented shows the bar attacking process, not doctrine.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 26/08/2026
China surpassed Japan in US patent grants in 2024 - but here's the catch: design patents drove the gap. Japan still dominates in utility patents. Read the full analysis on Patently-O.
patentlyo.com
Design Patents Did It: How China Passed Japan in US Patent Grants
China passed Japan in US patent grants in 2024, but the margin is almost entirely design patents. Japan still leads in utility patents.
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 24/08/2026
Law students: get free access to Patently-O and stay current on patent law and IP developments. Sign up for your complimentary subscription today. patentlyo.com/login-2
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Dennis Crouch - Patently-O @denniscrouch.bsky.social · 24/08/2026
New on Patently-O: One in five first final rejections in 2024 included allowable claims. Those applications patented at 92% - versus just 55% for the rest. Learn what this means for your prosecution strategy.
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Allowable Subject Matter in the Final Rejection
One in five first final rejections in 2024 named allowable claims. Those applications have patented at 92%; the rest at 55%, with a third abandoned.
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