US PTAB Patent Cases
8,722 decisions indexed
Page 81 of 291 · 8,722 total
Geotab Inc. et al. v.FRACTUS, S.A.
The USPTO denied Geotab’s request for rehearing of its IPR challenge against Fractus’s telematics patent, upholding the earlier discretionary denial and institution refusal.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung’s request to delay IPR institution by invoking recent Director Review rulings was denied. Wilus sought a short deadline extension to submit new evidence, while Samsung wanted a longer pause pending district‑court claim constructions. The PTAB emphasized statutory timing limits.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
The USPTO Director denied Samsung's petitions for review of institution decisions in multiple IPRs, leaving the institutions in place.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Wilus Institute requests Director review of the PTAB’s decision to institute an IPR against Samsung’s Wi‑Fi BSS‑color patent, arguing the Board misinterpreted prosecution statements and ignored key arguments about the Lee and Choudhury references.
Suzhou Mojawa Intelligent Electronic Co., Ltd. v.Shenzhen Shokz Co., Ltd.
Shenzhen Shokz filed a Request for Director Review seeking to overturn the institution of an IPR that challenges its modular earphone patent. The owner argues the petition relies on prior art already considered by the examiner, making discretionary denial appropriate.
Suzhou Mojawa Intelligent Electronic Co., Ltd. v.Shenzhen Shokz Co., Ltd.
The PTAB denied a Director Review request, leaving the IPR against Shenzhen Shokz's bone‑conduction headphone patent instituted.
Suzhou Mojawa Intelligent Electronic Co., Ltd. v.Shenzhen Shokz Co., Ltd.
Suzhou Mojawa challenges Shenzhen Shokz’s headset patent in an IPR. The petitioner argues the Patent Owner’s Director Review request fails to show any erroneous findings of fact, and the Acting Director’s referral was proper. The Board is urged to deny the request.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
The USPTO denied NVIDIA’s request for rehearing of the Director’s discretionary denial of institution in four IPRs, leaving the original denial in place.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
NVIDIA filed a rehearing request challenging the USPTO Director’s denial to institute an IPR on its GPU‑based neural‑network patent, arguing the Board ignored key timing and patent‑age evidence.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
NVIDIA filed a rehearing request challenging the PTAB’s discretionary denial to institute an IPR on its GPU‑based AI patent. The company contends the Board ignored key trial‑date evidence, the patent’s recent issuance, and the opponent’s failure to file a POPR.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
The USPTO denied NVIDIA's request for rehearing of a Director’s discretionary denial in IPR2025-00609, leaving the institution denial in place.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung has filed an IPR petition challenging all 16 claims of the ’597 Wi‑Fi patent, asserting that the invention is obvious in view of Lee, Stacey, Zhou, and Choudhury. The petition seeks institution of the review and a finding of unpatentability under 35 U.S.C. §103.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung has filed an IPR petition challenging all 16 claims of the ’163 Wi‑Fi patent, asserting they are obvious over multiple prior‑art references covering BSS‑color techniques. The petition seeks institution under 35 U.S.C. §103 and argues PTAB discretion should not block the review.
Geotab Inc. et al. v.FRACTUS, S.A.
Geotab seeks to invalidate 44 claims of FRACTUS’s 8,456,365 antenna patent, arguing that the Tran and Teng references make the claims obvious. The petition details claim constructions and argues against discretionary denial of institution.
Geotab Inc. et al. v.FRACTUS, S.A.
Geotab petitions the PTAB to institute IPR on FRACTUS’s 8,810,458 patent covering antenna placement in portable devices, asserting that the claims are obvious over four prior‑art references. The petition argues both §103 obviousness and §102 prior‑art grounds and challenges any discretionary denial of institution.
American Airlines, Inc. et al. v.Intellectual Ventures II LLC
American Airlines and Southwest Airlines have filed an IPR petition seeking cancellation of all 27 claims of Intellectual Ventures’ ’844 patent, alleging obviousness over four prior‑art references.
Suzhou Mojawa Intelligent Electronic Co., Ltd. v.Shenzhen Shokz Co., Ltd.
Suzhou Mojawa has filed an IPR petition seeking cancellation of 18 claims of Shenzhen Shokz’s bone‑conduction headphone patent, arguing they are obvious over multiple prior‑art references.
Straumann USA, LLC et al. v.Smart Denture Conversions, LLC.
Straumann USA petitions the PTAB to invalidate 12 claims of Smart Denture Conversions' dental implant patent, alleging anticipation and obviousness over multiple prior‑art references.
Koito Manufacturing Co., Ltd. et al. v.Longhorn Automotive Group LLC
Koito Manufacturing filed an IPR petition seeking cancellation of all 17 claims of the ’803 patent, alleging lack of novelty and obviousness over multiple automotive headlamp references. The petition lists eight grounds covering anticipation and obviousness, and requests the Board to institute the review.
Samsung Electronics Co., Ltd. et al. v.HEADWATER RESEARCH LLC
Samsung has filed an IPR petition challenging claims 1‑2 of U.S. Patent 10,080,250, asserting obviousness over multiple prior‑art combinations involving domain‑based security and virtualization. The petition requests institution and a finding of unpatentability.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
NVIDIA has filed an IPR petition seeking to invalidate 48 claims of its reissued RE48,438 patent covering GPU‑based artificial neural‑network processing. The challenger relies on four prior‑art references—Kirk, Oh, Tamura, and GPU Gems—to argue obviousness under § 103. The Board has yet to decide whether to institute the review.
NVIDIA Corporation v.Lowenstein and Weatherwax LLP
NVIDIA has filed an IPR petition seeking to invalidate 48 claims of a reissued patent covering GPU‑based artificial neural‑network processing, alleging obviousness over a combination of prior‑art references including its own Nickolls GPU patent, an ANN conference paper, the Tamura Japanese patent, and the GPU Gems book.
Toyota Motor Corp. et al. v.AutoConnect Holdings LLC
Toyota has filed an IPR petition seeking to invalidate AutoConnect’s vehicle‑personalization patent, arguing it is anticipated or obvious over earlier car‑control technologies such as Yasui, Morehouse, Ikeda, and Zellner.
American Airlines, Inc. et al. v.Intellectual Ventures II LLC
American Airlines and Southwest Airlines have filed an IPR petition seeking cancellation of 23 claims of a satellite‑internet patent owned by Intellectual Ventures. The petition relies on four prior‑art references to argue anticipation and obviousness.
Straumann USA, LLC et al. v.Smart Denture Conversions, LLC.
Straumann USA, LLC successfully petitioned against Smart Denture Conversions, LLC's patent, leading to institution of IPR proceedings. The Board found a reasonable likelihood that claims are unpatentable under both anticipation (102) and obviousness (103).
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung successfully convinced the PTAB to institute an IPR against Wilus Institute, challenging 16 wireless communication claims based on obviousness over prior art references like Lee.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung successfully secured the institution of IPR against Wilus Institute's patent 11,129,163 by demonstrating a reasonable likelihood of prevailing based on prior art (Lee). The trial will proceed on all 16 challenged claims.
American Airlines, Inc. et al. v.Intellectual Ventures II LLC
American Airlines and Southwest Airlines failed to convince the PTAB that Intellectual Ventures' claims regarding distributed OS image management were unpatentable. The Board denied institution, finding the petitioner did not meet the reasonable likelihood standard against combinations of prior art references.
Suzhou Mojawa Intelligent Electronic Co., Ltd. v.Shenzhen Shokz Co., Ltd.
The PTAB institution decision found a reasonable likelihood of success for the petitioner in challenging numerous claims of bone conduction headphone technology based on obviousness (35 U.S.C. § 103). The Board adopted the petitioner's definition of the level of ordinary skill, finding sufficient grounds to proceed with the IPR against Shenzhen Shokz Co., Ltd.
American Airlines, Inc. et al. v.Intellectual Ventures II LLC
American Airlines and Southwest Airlines failed to convince the PTAB that their challenged claims were unpatentable. The Board denied institution because the Petitioners could not provide sufficient rational underpinning against prior art references like Bruner and Clark, particularly regarding technical limitations.
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