US PTAB Patent Cases
8,574 decisions indexed
Page 164 of 286 · 8,574 total
ASUSTeK Computer Inc. et al. v.Nokia Technologies Oy
ASUS has filed an IPR petition challenging Nokia’s 8,050,321 patent covering grouping of image frames in video coding. The petition asserts that claims 8‑11 are obvious over MPEG‑1 and the Kim patent, and claim 9 over MPEG‑1 combined with Yagasaki. No claim constructions are proposed.
Niantic, Inc. v.ImagineAR, Inc. et al.
Niantic has filed an IPR petition seeking to invalidate all 28 claims of ImagineAR’s U.S. Patent 10,946,284. The challenger relies on the Kolo and Zyda publications to argue lack of novelty and obviousness under §§102 and 103.
Dell Technologies Inc. et al. v.Cloud Byte LLC
Dell Technologies has filed an IPR petition seeking to invalidate all 20 claims of Cloud Byte’s ’177 patent covering network flow tracing. The petition relies on obviousness over Rijhsinghani and combinations with RFC‑5474, Lean, and a networking textbook.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
Samsung Electronics has filed an IPR petition challenging XiFi Networks’ U.S. Patent 12,114,177, asserting that all 26 claims are obvious over earlier multi‑RAT systems disclosed in Chincholi and Clegg. The petition seeks institution of the review under 35 U.S.C. § 103.
Google LLC v.Advanced Coding Technologies LLC
Google has filed an IPR petition challenging three claims of Advanced Coding Technologies' 2015 video‑compression patent, asserting obviousness over prior‑art combinations involving Phek, Martins, He, and Sakazume. The petition argues the examiner never considered these combinations, seeking institution of the review.
Niantic, Inc. v.ImagineAR, Inc. et al.
Niantic has filed an IPR petition challenging all 28 claims of ImagineAR’s U.S. Patent No. 11,666,827, which covers location‑based virtual gameplay. The challenger asserts that the claims are obvious over the Kolo and Zyda references under 35 U.S.C. §103 and seeks cancellation of the entire patent.
Sandisk Technologies, Inc. et al. v.Longitude Flash Memory Solutions Ltd. et al.
SanDisk has filed a petition to invalidate 42 claims of Longitude Flash’s 2022 SONOS memory patent, asserting obviousness over Lee ’255, Lee ’961, and Fujiwara. The petition details claim constructions and cites extensive prior art.
Harbor Freight Tools USA, Inc. et al. v.Champion Power Equipment, Inc.
Harbor Freight has filed an IPR petition seeking cancellation of Champion Power's off‑board fuel regulator patent, alleging anticipation and obviousness over multiple prior‑art references and a §112(f) deficiency in claim 6.
Fresenius Kabi SwissBiosim, GmbH et al. v.Regeneron Pharmaceuticals, Inc.
Fresenius Kabi SwissBiosim petitions the PTAB to invalidate claims 1‑11 of Regeneron’s aflibercept eye‑drug patent, arguing anticipation and obviousness based on earlier clinical studies and publications.
Samsung Electronics Co., Ltd. et al. v.Radian Memory Systems LLC
Samsung has filed an IPR petition challenging Radian's 11,544,183 patent covering flash memory controllers. The petition alleges obviousness over multiple prior‑art references and seeks review of 14 claims.
Apple Inc. v.Avant Location Technologies LLC
Apple has filed an IPR petition seeking to invalidate Avant’s ’621 patent covering mobile‑presence monitoring, arguing that all 18 claims are obvious over prior art such as Putkiranta, Kraufvelin, Granberg, and Rachabathuni.
3D Systems Corporation et al. v.Intrepid Automation, Inc.
3D Systems has filed an IPR petition seeking cancellation of all 15 claims of Intrepid Automation’s ’511 patent covering DLP‑based additive manufacturing. The petition relies on five grounds of anticipation and obviousness over prior‑art references Shkolnik, Sekine, Greene, Jørgensen and Yi. The Board is asked to institute the review and not deny the petition discretionary.
Apple Inc. v.Avant Location Technologies LLC
Apple has filed an IPR petition seeking to invalidate Avant Location Technologies' ’030 patent covering mobile‑device presence monitoring. The petition alleges obviousness over multiple prior‑art references and requests cancellation of all claims.
SAMSUNG ELECTRONICS CO., LTD. et al. v.OMNI MEDSCI, INC.
Samsung and co‑petitioners have filed an IPR seeking to invalidate Omni MedSci’s U.S. Pat. 9,055,868, arguing the claims are obvious over multiple prior‑art references covering optical diagnostic systems.
Apple Inc. v.Avant Location Technologies LLC
Apple has filed an IPR petition seeking to invalidate Avant’s ’720 patent covering location‑based tariffs and services, arguing that the claims are obvious over multiple prior‑art references.
Apple Inc. v.Avant Location Technologies LLC
Apple has filed an IPR petition seeking to invalidate all 14 claims of Avant’s ’040 patent covering mobile‑station presence monitoring, arguing the invention is obvious over multiple prior‑art references.
SAMSUNG ELECTRONICS CO., LTD. et al. v.OMNI MEDSCI, INC.
Samsung and co‑petitioners have filed an IPR petition seeking to invalidate 18 claims of Omni MedSci’s wearable health‑monitoring patent. They argue the claims are obvious over a combination of prior‑art references and that collateral estoppel bars re‑litigation.
BOE Technology Group Co., Ltd. v.Paneltouch Technologies LLC
BOE Technology files an IPR petition challenging all 15 claims of Paneltouch's touch‑panel display patent, asserting obviousness over the Nakamura publication and, for claim 2, over Nakamura combined with Slobodin.
3D Systems Corporation et al. v.Intrepid Automation, Inc.
3D Systems has filed an IPR petition seeking cancellation of claims 1‑20 of Intrepid Automation’s ’301 patent covering multi‑projector DLP additive manufacturing. The petition relies on three grounds of anticipation and obviousness using prior art from Shkolnik, Sekine, and Greene.
Apple Inc. v.Telcom Ventures LLC
Apple has filed an IPR petition seeking cancellation of all 16 claims of Telcom Ventures’ U.S. Patent 11,937,172, arguing the claims are obvious over a suite of prior‑art references covering NFC‑based mobile payments and biometric authentication.
GLOBALFOUNDRIES Inc. et al. v.OAK IP LLC
GlobalFoundries has filed a petition to invalidate 19 claims of Oak IP’s U.S. Patent No. 10,090,395, asserting that prior patents Grupp ’483 and Jammy anticipate or render obvious the challenged claims covering metal‑semiconductor interface layers.
Amazon.com Services LLC v.VB Assets, LLC
Amazon has filed an IPR petition challenging VB Assets’ U.S. Patent 11,080,758, asserting that all 44 claims are obvious over existing voice‑commerce technologies. The petition relies on six §103 grounds, pairing each claim set with prior‑art references such as Aretoulaki, Ramer, Kennewick, Hao and Jong.
Apple Inc. v.Telcom Ventures LLC
Apple has filed an IPR petition seeking cancellation of all 14 claims of Telcom Ventures’ ’743 patent, asserting that the claims are obvious over a combination of prior‑art references covering NFC‑based mobile payments.
Apple Inc. v.Telcom Ventures LLC
Apple has filed an IPR petition seeking cancellation of all 19 claims of Telcom Ventures’ U.S. Patent 10,219,199, alleging obviousness over a suite of prior‑art references covering NFC‑based mobile payments.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung has petitioned the PTAB to invalidate 14 claims of U.S. Patent 11,664,926, asserting they are obvious over the Chu standard and IEEE 802.11ax draft specifications. The petition relies on 102(a) prior art predating the critical date and seeks institution of the IPR.
Amazon.com, Inc. et al. v.DivX, LLC
Amazon has filed an IPR petition seeking cancellation of DivX’s 10,412,141 patent covering progressive video playback. The petition asserts that all 30 claims are obvious over a combination of prior‑art references (Hagai, Li, Park, Schmitz) and general POSITA knowledge.
Microsoft Corporation v.Dialect, LLC
Microsoft has filed an IPR petition seeking to invalidate claims 1‑3 and 6 of Dialect’s ‘409 patent on dynamic speech sharpening. The challenger relies on the Bazzi paper and the Sabourin and Epstein patents to argue obviousness under 35 U.S.C. § 103.
Amazon.com, Inc. et al. v.DivX, LLC
Amazon has filed an IPR petition seeking to invalidate 17 claims of DivX’s adaptive bitrate streaming patent, asserting obviousness over Ozer, Liao, Gu, and Ronca. The petition requests the Board to institute review under 35 U.S.C. §103.
SHENZHEN RONGLIDA TECHNOLOGY CO. LTD. d/b/a ShutterLight v.Pathway IP LLC
ShutterLight petitions the PTAB to invalidate all 13 claims of Pathway IP’s 7,841,729 webcam illuminator patent, asserting obviousness over eight prior‑art references.
Apple Inc. v.Advanced Coding Technologies LLC
Apple has filed an IPR petition seeking to invalidate claims 1‑9 of Advanced Coding Technologies' 2010 voice‑coding patent, arguing the claims are obvious over a combination of prior‑art references.
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