US PTAB IP Litigation
5,620 annotated decisions
Page 72 of 235 · 5,620 total
patent · Apr 17, 2025
Taiwan Semiconductor Manufacturing Company, Ltd. et al. v.Marlin Semiconductor Ltd. et al.
· IPR2025-00864
TSMC and Apple have filed an IPR petition seeking cancellation of Marlin Semiconductor’s FinFET patent, alleging obviousness over multiple prior‑art combinations. The petition stresses the parallel ITC case and TSMC’s strong institution record. No claim construction is raised at this stage.
patent · Apr 17, 2025
Amazon Web Services, Inc. v.Croga Innovations Ltd.
· IPR2025-00884
Amazon Web Services seeks to invalidate Croga Innovations’ 10,601,780 patent on network isolation, arguing that decades‑old firewall and virtualization techniques render the claims obvious. The petition cites the 2004 Nazario book and the 2010 Ghosh patent as prior art.
patent · Apr 17, 2025
Taiwan Semiconductor Manufacturing Company, Ltd. et al. v.Marlin Semiconductor Ltd. et al.
· IPR2025-00865
TSMC and Apple have filed a petition to institute an IPR against Marlin Semiconductor’s ’747 patent covering FET manufacturing methods. They argue the claims are anticipated or obvious over multiple prior‑art references and that discretionary denial is unwarranted.
patent instituted · Apr 17, 2025
Taiwan Semiconductor Manufacturing Company Limited et al. v.Marlin Semiconductor Ltd. et al.
· IPR2025-00847
Taiwan Semiconductor Manufacturing Company Limited and Apple Inc. successfully challenged Marlin Semiconductor Ltd.'s patent claims, leading to an institution decision where the Board found a reasonable likelihood of prevailing on all 11 claims. The grounds for unpatentability centered on anticipation (35 U.S.C. § 102) and obviousness (35 U.S.C. § 103), utilizing multiple prior art references including Lan, Wang407, and Chen.
patent · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00863
AMD filed a request for rehearing after the PTAB Deputy Director denied institution of its IPR, arguing that its Instinct™ AI chips are vital to U.S. national security and AI competitiveness. The petition seeks reversal of the denial and referral to a merits panel.
patent terminated or settled · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00863
AMD and Advanced Cluster Systems settled their IPR dispute, filing a joint motion that led the PTAB to terminate the proceeding after it had been instituted.
patent denied · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00862
AMD’s petition for rehearing of the USPTO’s discretionary denial in IPR2025-00862 was denied. The Board upheld the original decision denying institution of the challenge against Advanced Cluster Systems’ patent.
patent terminated or settled · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00863
NVIDIA and Advanced Cluster Systems settled their dispute over U.S. Patent 8,082,289 B2, filing a joint motion that led the PTAB to terminate the inter partes review after it had been instituted.
patent · Apr 16, 2025
Apple Inc. et al. v.SiOnyx, LLC
· IPR2025-00845
Apple and Sony have moved to withdraw their IPR challenge to SiOnyx’s ‘359 patent after the related district‑court case was dismissed. The patent owner does not oppose the withdrawal, and the Board has not yet decided on institution.
patent terminated or settled · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00862
AMD and Advanced Cluster Systems settled their GPU‑related patent dispute, filing a joint motion that led the PTAB to terminate the inter partes review after it had been instituted.
patent · Apr 16, 2025
Apple Inc. et al. v.SiOnyx, LLC
· IPR2025-00845
Apple and Sony have filed a petition to invalidate SiOnyx’s 83‑claim image‑sensor patent, alleging anticipation and obviousness over a broad set of prior‑art references. The petition details extensive claim‑by‑claim mappings and argues that the Board should institute the IPR.
patent · Apr 16, 2025
Advanced Micro Devices, Inc. v.Advanced Cluster Systems, Inc.
· IPR2025-00863
AMD has filed an IPR petition challenging nine claims of the ’768 patent, asserting they are obvious over earlier Cornell research and IBM documentation. The petition also argues that discretionary denial is inappropriate given the strong merits and AMD’s AI semiconductor interests.
patent · Apr 15, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC
· IPR2025-00830
Exhibit 1106 compiles PTAB final decision outcomes for TSMC, highlighting that many of its IPRs resulted in all claims being deemed unpatentable.
patent · Apr 15, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC
· IPR2025-00830
TSMC seeks PTAB reversal of a Director’s discretionary denial of an IPR against its 28nm‑3nm process patents, arguing national‑security stakes, settled expectations, and material examiner errors. The petition cites extensive prior art to show lack of patentability under §§102 and 103.
patent · Apr 15, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC
· IPR2025-00828
Advanced Integrated Circuit Process LLC opposes Taiwan Semiconductor Manufacturing Co.'s request for a Director review of U.S. Patent 7,579,227, arguing the Board correctly exercised discretionary denial. The response highlights procedural deficiencies, meritless new‑facts claims, and unsupported national‑security arguments.
patent · Apr 15, 2025
Google LLC v.Sandpiper CDN, LLC
· IPR2025-00826
Google has filed a Request for Director Review seeking reversal of an institution decision that allowed review of an expired Sandpiper CDN patent. The petition argues the Board ignored settled‑expectation precedent and that the petition fails the likelihood‑of‑success threshold.
patent mixed - some claims cancelled, some upheld · Apr 15, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC
· IPR2025-00829
In IPR2025-00829, the PTAB issued a final written decision finding at least one claim of U.S. Patent 7,923,764 unpatentable. The challenger TSMC and patent owner Advanced Integrated Circuit Process LLC presented arguments under §§102/103, resulting in a mixed outcome.
patent denied · Apr 15, 2025
Google LLC v.Sandpiper CDN, LLC
· IPR2025-00826
The USPTO Director denied Google’s request for a review of the institution decisions in several IPRs, including the case involving Sandpiper’s CDN patent (9,021,112). The institution of the patent remains in effect.
patent · Apr 15, 2025
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00042
Merck has filed a Post‑Grant Review petition challenging Halozyme’s U.S. Patent 12,037,618 covering engineered PH20 hyaluronidase proteins. The petition argues the claims lack written description, are not enabled, and are obvious over prior patents and publications.
patent · Apr 15, 2025
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00042
Merck challenges Halozyme’s broad PH20 hyaluronidase patent, asserting lack of written description, enablement, and obviousness. The petition seeks to invalidate all 40 claims.
patent · Apr 15, 2025
Taiwan Semiconductor Manufacturing Company Ltd. v.Advanced Integrated Circuit Process LLC
· IPR2025-00830
TSMC has filed an IPR petition challenging all 22 claims of Advanced Integrated Circuit Process’s ’180 patent, asserting obviousness over numerous high‑k gate dielectric references. The petition also argues that the Board should not apply discretionary denial. The case is pending institution.
patent · Apr 15, 2025
Google LLC v.Sandpiper CDN, LLC
· IPR2025-00826
Google has filed an IPR petition challenging all 23 claims of Sandpiper CDN’s 2015 CDN patent, alleging obviousness over a combination of five prior‑art references.
patent instituted · Apr 15, 2025
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00042
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s '618 patent on grounds of enablement and obviousness regarding modified PH20 polypeptides. The PTAB adopted a functional claim construction requiring hyaluronidase activity for the claimed genus.
patent instituted · Apr 15, 2025
Google LLC v.Sandpiper CDN, LLC
· IPR2025-00826
Google LLC successfully had its IPR institution decision upheld, advancing the case against Sandpiper CDN, LLC's patent 9021112. The Board found that Petitioner showed a reasonable likelihood of prevailing on at least one challenged claim.
