US PTAB Patent Cases
8,722 decisions indexed
Page 21 of 291 · 8,722 total
Apple Inc. et al. v.HEADWATER RESEARCH LLC
The PTAB denied Samsung, Google and other petitioners' request for Director Review of the Final Written Decision in IPR2024-00341, leaving the original decision in place.
Micron Technology, Inc. et al. v.Palisade Technologies, LLP
Micron filed an unopposed motion to dismiss its IPR of U.S. Pat. No. 8,996,838 before the Board decided on institution, arguing that the proceeding was at an early stage and dismissal would conserve resources. The Board is expected to grant the motion, terminating the review.
Sandisk Technologies, Inc. et al. v.Longitude Flash Memory Solutions Ltd. et al.
Sandisk and Longitude jointly request the PTAB keep their settlement confidential and move to terminate the IPR over U.S. Patent 9,929,240.
Sandisk Technologies, Inc. et al. v.Longitude Flash Memory Solutions Ltd. et al.
Sandisk and Longitude Flash Memory Solutions settled their IPRs (IPR2025-01281 and IPR2025-01283) before institution. The Board granted the joint motion to terminate, dismissing the petitions and keeping the settlement agreement confidential.
Sandisk Technologies, Inc. et al. v.Longitude Flash Memory Solutions Ltd. et al.
SanDisk and Longitude Flash jointly moved to dismiss an IPR over U.S. Patent 9,929,240 covering NAND flash memory after settling their dispute. The Board has not yet instituted the review, and the parties seek termination under statutory settlement provisions.
FedEx Corporation et al. v.VALTRUS INNOVATIONS LTD.
FedEx has filed an IPR petition challenging all 18 claims of Valtrus Innovations' clustered‑computing licensing patent, arguing obviousness over Sparks and Bram references.
Samsung Electronics Co., Ltd. et al. v.Massively Broadband LLC
Samsung has filed an IPR petition challenging all 17 claims of Massively Broadband’s UWB repeater patent, asserting obviousness over six prior‑art references. The petition seeks institution of the review under 35 U.S.C. § 103.
Micron Technology, Inc. et al. v.Palisade Technologies, LLP
Micron has filed an IPR petition seeking cancellation of ten claims of Palisade’s 3D NAND patent. The petition asserts obviousness over three prior‑art references—Oh, Oh ’738, and Tokiwa—both singly and in combination. It requests that the Board institute the review and invalidate the claims.
Google LLC v.Sonos, Inc.
Google has filed an IPR petition against Sonos’s 11,080,001 patent covering multi-room audio synchronization, asserting that the claims are obvious over several prior‑art references. The petition seeks institution of the review and argues against discretionary denial.
Apple Inc. et al. v.HEADWATER RESEARCH LLC
Apple, Amazon.com Services and AWS have filed an IPR petition seeking to invalidate 30 claims of Headwater Research’s ’571 patent covering secure device provisioning over wireless networks. They argue the claims are obvious over prior‑art systems from Chia, Cunningham and others.
Sandisk Technologies, Inc. et al. v.Longitude Flash Memory Solutions Ltd. et al.
Sandisk has filed a petition to institute an IPR against Longitude Flash’s 2018 SONOS memory patent, seeking cancellation of 15 claims on obviousness grounds. The petition relies on Lee ’255, Lee ’961, Fujiwara, and Hwang as prior art.
WHOOP, Inc. v.Omni MedSci, Inc.
In a Final Written Decision, the PTAB held that WHOOP proved 12 of the 23 challenged claims of Omni MedSci’s wearable physiological‑monitoring patent unpatentable, while the remaining claims were left intact.
WHOOP, Inc. v.Omni MedSci, Inc.
Apple’s IPR against Omni MedSci’s wearable physiological monitoring patent resulted in the Board finding all challenged claims unpatentable as obvious over Lisogurski, Carlson, and Mannheimer references.
WHOOP, Inc. v.Omni MedSci, Inc.
The PTAB, on remand, affirmed that all 23 claims of Omni MedSci’s wearable pulse‑oximeter patent are unpatentable. The Board relied on obviousness over a combination of prior‑art references and upheld the claim construction of “identify an object.”
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Maxell’s preliminary response urges the PTAB to deny Samsung’s IPR petition, arguing that the prior art does not disclose key claim limitations and that Samsung’s inconsistent claim constructions violate Board rules.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Samsung’s IPR petition challenges Maxell’s 12,160,681 patent covering a wireless video transmitter that manages EDID information. The petitioner’s expert argues that the claims are anticipated or obvious in view of Funabiki, Guo, Fastert, and the E‑DDC Standard. No evidence of secondary considerations is presented.
WHOOP, Inc. v.Omni MedSci, Inc.
WHOOP has filed a Post‑Grant Review petition seeking cancellation of claim 7 of Omni MedSci’s ’790 wearable sensor patent. The petition alleges obviousness over Lisogurski combined with Carlson, Lamego, or Soller, and raises indefiniteness and lack of enablement under § 112. It also invokes collateral estoppel based on prior IPR findings.
Fortinet, Inc. v.Netskope, Inc.
Fortinet has filed an IPR petition seeking cancellation of all 20 claims of Netskope’s U.S. Patent 8,543,710, alleging that the claims are anticipated or obvious over Roskind, Gleichauf, and Short prior art and lack proper priority support.
Google LLC v.Sonos, Inc.
Google has filed an IPR petition seeking to invalidate Sonos’s 2018 ‘715 patent on audio‑synchronization claims, arguing obviousness over multiple prior‑art references and opposing discretionary denial.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Samsung has filed an IPR petition seeking cancellation of 16 claims of Maxell’s U.S. 12,160,681 patent covering a wireless video‑transmitter system. The petition relies on five grounds of anticipation and obviousness using four prior‑art references.
WHOOP, Inc. v.Omni MedSci, Inc.
The USPTO Board granted institution for PGR2026-00003 after determining the petitioner showed a reasonable likelihood of prevailing on at least one challenged claim.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
The PTAB granted institution for IPR2025-01310 involving Samsung and Maxell. The Board found that the petitioner demonstrated a reasonable likelihood of prevailing on at least one challenged claim.
Atossa Therapeutics, Inc. v.Jina Pharmaceuticals, Inc.
Atossa Therapeutics and Jina Pharmaceuticals settled their PTAB post‑grant review before trial, leading to a joint motion that terminated the proceeding. The settlement agreement is to remain confidential per the parties' request.
Atossa Therapeutics, Inc. v.Jina Pharmaceuticals, Inc.
Atossa Therapeutics and Jina Pharmaceuticals have filed a joint request to keep their settlement agreement confidential and to terminate the pending post‑grant review of U.S. Patent No. 12,245,997. The parties cite statutory confidentiality protections and seek to keep the settlement separate from the PTAB file.
Atossa Therapeutics, Inc. v.Jina Pharmaceuticals, Inc.
Atossa Therapeutics and Jina Pharmaceuticals have settled their dispute over U.S. Patent 12,245,997 and filed a joint motion to terminate the post‑grant review. The motion relies on 35 U.S.C. § 327(a) and cites Board precedent for terminating settled proceedings.
Atossa Therapeutics, Inc. v.Jina Pharmaceuticals, Inc.
Atossa Therapeutics has filed a Post‑Grant Review petition challenging Jina Pharmaceuticals’ 2025 patent on an endoxifen method for bipolar I disorder. The petition alleges lack of written description, enablement, indefiniteness, and anticipation by prior‑art Ahmad 2016. The case is pending institution.
Halozyme, Inc. v.Alteogen Inc.
Halozyme has filed an IPR petition seeking cancellation of all 15 claims of Alteogen’s 2025 ‘638 patent covering a temperature‑shift method for producing recombinant hyaluronidase PH20. The petition relies on obviousness over prior art Wei and Zmuda, with a second ground adding Wei 2013.
Meta Platforms, Inc. v.SitNet, LLC
Meta Platforms successfully challenged all twenty claims of SitNet’s ’682 patent covering a situational network and roll‑call system. The Board held the claims obvious over the Burfeind and Crowley references under 35 U.S.C. §103. No claim construction was required.
Meta Platforms, Inc. v.SitNet, LLC
Meta Platforms successfully challenged SitNet’s ’932 patent covering situational‑network advertising. The PTAB found all ten challenged claims (12‑21) unpatentable under 35 U.S.C. § 103, citing obviousness over Amidon, Walsh, Shahine, and Jones. The decision finalizes the institution and cancellation of the claims.
Amazon.com Services LLC et al. v.HEADWATER RESEARCH LLC
Amazon has filed an IPR petition seeking to invalidate 15 claims of Headwater’s 9,615,192 patent covering a message‑link server for MMS. The petition relies on a broad set of prior‑art references, arguing that the claimed features are obvious. No Board decision has been issued yet.
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