US PTAB IP Litigation
8,722 annotated decisions
Page 9 of 364 · 8,722 total
patent · Dec 29, 2025
Microsoft Corporation v.Sandpiper CDN, LLC
· IPR2026-00190
Microsoft has filed an IPR petition challenging all 50 claims of Sandpiper CDN’s ’053 patent, asserting obviousness over a suite of CDN‑related prior art. The petition seeks institution of the proceeding and cancellation of the claims.
patent · Dec 24, 2025
Microsoft Corporation v.Sandpiper CDN, LLC
· IPR2026-00180
Microsoft has filed an IPR petition challenging U.S. Patent 10,701,173, which covers CDN cache‑policy methods. The petition alleges obviousness over multiple prior‑art references and seeks cancellation of all fourteen claims.
patent terminated or settled · Dec 23, 2025
Paragon 28, Inc. v.TREACE MEDICAL CONCEPTS, INC.
· PGR2026-00020
Treace Medical announced a confidential settlement with Fusion Orthopedics, ending a lawsuit over bunion‑correction patents. The settlement resolves claims of infringement, trademark, and copyright disputes.
patent · Dec 23, 2025
Paragon 28, Inc. v.TREACE MEDICAL CONCEPTS, INC.
· PGR2026-00020
Paragon 28 seeks to invalidate Treace Medical Concepts' 12,268,428 bunion‑correction patent, alleging that all 30 claims are anticipated or obvious over well‑known surgical textbooks and prior‑art patents. The petition lists ten grounds covering §§102 and 103 and requests the Board to institute review and cancel the claims.
patent · Dec 23, 2025
Pfizer Inc. v.Pogona, LLC
· IPR2026-00189
Pfizer has filed an IPR petition seeking cancellation of all 19 claims of U.S. Patent 11,058,757 covering pneumococcal conjugate vaccines, arguing that the claims are anticipated or obvious over prior art such as Alexander and Gu, plus extensive epidemiology literature.
patent terminated or settled · Dec 19, 2025
Paragon 28, Inc. v.TREACE MEDICAL CONCEPTS, INC.
· PGR2026-00017
Treace Medical announced a confidential settlement with Fusion Orthopedics, ending a patent infringement lawsuit tied to its Lapiplasty bunion‑correction system. The settlement concludes the related PGR proceeding (PGR2026‑00017).
patent · Dec 19, 2025
Paragon 28, Inc. v.TREACE MEDICAL CONCEPTS, INC.
· PGR2026-00017
Paragon 28 seeks to invalidate all 30 claims of Treace's bunion‑correction patent, alleging lack of written description, enablement, and obviousness over prior‑art guides and textbooks.
patent · Dec 18, 2025
Nyxoah, Inc. et al. v.Inspire Medical Systems, Inc.
· IPR2026-00092
Nyxoah has filed an IPR petition challenging Inspire Medical Systems' patent on hypoglossal nerve stimulation for sleep‑disordered breathing, asserting obviousness over multiple prior‑art references.
patent · Dec 18, 2025
Nyxoah, Inc. et al. v.Inspire Medical Systems, Inc.
· IPR2026-00091
Nyxoah has filed an IPR petition seeking to invalidate Inspire Medical Systems' patent on hypoglossal nerve stimulation for sleep apnea. The petition asserts obviousness over prior‑art neurostimulator references (Durand/Hoegh and Headley/Tran). The Board is asked to institute review and cancel the claims.
patent · Dec 18, 2025
Nyxoah, Inc. et al. v.Inspire Medical Systems, Inc.
· IPR2026-00090
Nyxoah has filed an IPR petition challenging Inspire Medical's U.S. Pat. 10,898,709, asserting that all 15 claims are obvious over earlier neurostimulation disclosures such as Durand, Hoegh, Headley and Tran. The petition seeks institution of review and cancellation of the claims.
patent terminated or settled · Dec 17, 2025
Ebury Partners UK Ltd. v.--
· IPR2026-00152
Ebury Partners UK Ltd. and Intercurrency Software LLC entered into a settlement that grants Ebury a royalty‑free license to several patents covering cross‑border payments, includes covenants not to sue, and mandates dismissal of the pending IPR and related lawsuit.
patent · Dec 17, 2025
Microsoft Corporation v.Sandpiper CDN, LLC
· IPR2026-00174
Microsoft seeks Director Review of a PTAB institution decision that ordered review of an expired content‑delivery patent owned by Sandpiper CDN. The petition argues the Board misapplied settled‑expectations doctrine and misread the district‑court record, making the decision an outlier.
patent terminated or settled · Dec 17, 2025
Ebury Partners UK Ltd. v.--
· IPR2026-00152
Ebury Partners UK Ltd. moved to withdraw its IPR petition after settling with Intercurrency Software LLC. The Board was asked to terminate the proceeding, which was unopposed and at an early stage.
patent denied · Dec 17, 2025
Microsoft Corporation v.Sandpiper CDN, LLC
· IPR2026-00174
The PTAB denied Google’s petitions for Director Review of institution decisions in four IPRs against Sandpiper CDN, keeping the institutions intact.
patent · Dec 17, 2025
Microsoft Corporation v.Sandpiper CDN, LLC
· IPR2026-00174
Microsoft has filed an IPR petition challenging Sandpiper CDN’s 9,762,692 patent covering CDN popularity‑based routing and content partitioning, asserting obviousness over Seed and Swildens references.
patent · Dec 17, 2025
Ebury Partners UK Ltd. v.--
· IPR2026-00152
Ebury Partners UK Ltd. petitions the PTAB to invalidate 16 claims of Intercurrency Software’s ‘701 patent, asserting that the claims are obvious over a combination of prior‑art trading systems (Calo, Rude, Sellberg, Szoc, Davidowitz).
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
The PTAB instituted an IPR on Inari Medical’s 11,697,012 patent covering hemostasis valves for aspiration catheters after finding a reasonable likelihood that Imperative Care will prevail on at least one of the nine challenged claims.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
Imperative Care challenged Inari Medical’s 11,844,921 B2 hemostasis valve patent. The PTAB found a reasonable likelihood of unpatentability and instituted inter partes review on all 18 challenged claims.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
The PTAB instituted an inter partes review of Inari Medical’s 11,554,005 B2 catheter aspiration patent after Imperative Care showed a reasonable likelihood of success on at least one claim. The review covers all 15 claims and four obviousness grounds involving Garrison, Schaffer, Hartley, and Eller references.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
The PTAB instituted an inter partes review of Inari Medical’s 11,974,910 patent after finding Imperative Care likely to succeed on at least one claim, focusing on obviousness over Garrison, Laub, and Aklog references.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
The PTAB has instituted an inter partes review of Inari Medical’s hemostasis valve patent after finding Imperative Care’s petition shows a reasonable likelihood of success on at least one claim.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
Imperative Care successfully instituted an IPR against Inari Medical's 11,969,333 B2 patent covering intravascular clot removal. The Board found a reasonable likelihood of unpatentability based on obviousness over Laub, Garrison, and related references, and instituted review on all 36 challenged claims.
patent instituted · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
The PTAB instituted an inter partes review of Inari Medical’s hemostasis valve patent after Imperative Care showed a reasonable likelihood of success, focusing on the definition of “filament” and its flexibility versus prior art.
patent · Dec 16, 2025
Imperative Care, Inc. v.Inari Medical, Inc. et al.
· IPR2026-00169
Imperative Care has filed an IPR petition challenging Inari Medical’s U.S. Patent 12,156,669 covering an endovascular clot‑removal system. The petition asserts anticipation and obviousness over multiple prior‑art references, including Garrison, Goff, Brady, Pons, Schaffer, and Hartley. The Board must decide whether to institute the review.
