PTAB - Patent Detectives

PTAB Inventory Falls Below 2,000 for First Time in 20 Years — IPR Restrictions Reshape U.S. Patent Challenge Landscape

The Patent Trial and Appeal Board's pending ex parte appeals inventory has dropped to 1,866 as of March 31, 2026—falling...

2026.04.24

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EnglishIP News

PTAB Filings Collapse 64% in Q1 2026 While Ex Parte Reexamination Requests More Than Double Under Director Squires

PTAB petition filings fell to a historic low in the first quarter of 2026, as a sweeping discretionary denial policy und...

2026.04.23

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IP News

PTAB Caseload Falls Below 2,000 for First Time in Over Two Decades as Squires Reforms Reshape U.S. Patent Challenge Landscape

The total caseload at the Patent Trial and Appeal Board (PTAB) has dropped below 2,000 for the first time in the Board's...

2026.04.21

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IP News

USPTO Dismisses TikTok’s Patent Challenges, Finding Chinese Government May Be a Real Party in Interest

USPTO vacated seven TikTok IPRs under the Tianma precedent, citing unresolved Chinese government ties as real party in interest.

2026.04.20

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IP News

PTAB IPR Filings Hit Historic Low in Q1 2026: 64% Drop and Discretionary Denial Surge Signal Structural Shift

PTAB inter partes review petitions collapsed 64% year-over-year in Q1 2026 to just 131 total filings. Institution rates for NPEs fell to 24.6%, discretionary denials surged 622% YoY, and ex parte reexamination hit its second-highest level in history. Analysis of the structural shift in U.S. post-grant proceedings.

2026.04.16

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IP News

PTAB Petition Filings Collapse 64% in Q1 2026—Discretionary Denials Drive Historic Low

PTAB petition filings fell 64.2% year-over-year to a historic low of 131 petitions in the first quarter of 2026, accordi...

2026.04.16

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IP News

USPTO Director Vacates All Seven TikTok IPRs Over Foreign Government RPI Under Tianma Framework

USPTO Director John A. Squires vacated all seven inter partes review (IPR) proceedings that TikTok Inc. had filed agains...

2026.04.15

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IP News

USPTO Introduces Pre-Order Patent Owner Submission in Ex Parte Reexamination: A Response to Surging Requests

The United States Patent and Trademark Office (USPTO) has introduced a new procedure allowing patent owners to submit a ...

2026.04.15

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IP News

Federal Circuit Affirms PTAB’s IPR Invalidation of Universal Electronics Remote Control Patent in Roku Dispute

On April 10, 2026, the U.S. Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB) dec...

2026.04.11

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IP News

Federal Circuit Upholds PTAB’s Section 101 Rejection of Information Exchange Patent Application: In re McFadden (2026)

On April 8, 2026, the U.S. Court of Appeals for the Federal Circuit affirmed a Patent Trial and Appeal Board (PTAB) deci...

2026.04.11

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IP News