US PTAB Patent Cases
8,574 decisions indexed
Page 185 of 286 · 8,574 total
Luxottica of America Inc. et al. v.E-Vision Smart Optics, Inc.
Luxottica has filed an IPR petition seeking to invalidate all 20 claims of e‑Vision’s Bluetooth‑enabled smart‑eyewear patent, arguing the claims are obvious over multiple prior‑art references including Thiel, Jannard‑740 and Apple’s Siri technology.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar seeks an IPR against SportsCastr's streaming patent, arguing that claims 1‑15 are obvious over Ellis, Spivey, and Herzog. The petition emphasizes examiner oversight and argues against discretionary denial.
Azurity Pharmaceuticals, Inc. v.EXELIXIS, INC.
Azurity Pharmaceuticals has filed an IPR petition seeking cancellation of claims 1‑3 of Exelixis’s U.S. Pat. 11,298,349 covering oral cabozantinib (L)-malate formulations. The petition alleges anticipation by the earlier Wilson patent and obviousness over Brown, Kubo and Remington, while arguing that discretionary denial factors do not apply.
PHISON ELECTRONICS CORPORATION v.Vervain, LLC
Phison Electronics has petitioned the PTAB for inter‑partes review of Vervain’s 8,891,298 patent covering a hybrid NAND flash memory system. The petition asserts that all 11 claims are obvious under 35 U.S.C. § 103 in view of multiple prior‑art references. The Board must decide whether to institute the proceeding.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed an IPR petition seeking to invalidate 15 claims of SportsCastr’s live‑sports streaming patent, arguing obviousness and anticipation over three prior‑art references and urging the Board to institute the review.
Normshield, Inc. d/b/a Black Kite Inc. v.BitSight Technologies, Inc.
Normshield has filed an IPR petition challenging BitSight’s 11,777,976 patent covering methods for generating composite security ratings. The petition asserts obviousness over prior‑art from Tippett and McGovern, supported by extensive public‑domain cybersecurity references.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed an IPR petition challenging 11 claims of SportsCastr’s live‑sports streaming patent, arguing obviousness over three prior‑art references and requesting the Board to institute the review.
Liberty Mutual Insurance Company et al. v.Intellectual Ventures I
Liberty Mutual and Comerica have filed an IPR petition seeking cancellation of all 37 claims of Intellectual Ventures' 722 patent on the ground of obviousness over prior‑art event‑notification systems. The petition relies on expert testimony and argues that discretionary denial is unwarranted.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed an IPR petition challenging eleven claims of SportsCastr’s live‑streaming patent, arguing they are obvious over prior‑art systems disclosed by Ellis, Spivey, and Herzog.
Google LLC et al. v.Mullen Industries LLC
Google and Samsung have filed a petition to invalidate all 19 claims of Mullen Industries’ location‑sharing patent, relying on seven new §103 grounds that combine Randall, Wollrab, Obradovich, Sheha, Song, Mura‑Smith and McDonnell references. The petition argues the Board should institute the IPR and cancel the claims, noting no discretionary denial applies.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar AG petitions the PTAB to institute an IPR against SportsCastr's U.S. Patent 10,805,687 covering real‑time sports video and data streaming, arguing the claims are obvious over Ellis, Spivey, and Herzog. The petition seeks cancellation of claims 1‑9 and argues against discretionary denial.
Sportradar AG et al. v.SportsCastr Inc. (d/b/a PANDA Interactive)
Sportradar has filed a petition to invalidate SportsCastr’s live‑sports streaming patent, arguing that claims 1‑9 are obvious over prior art from Ellis, Spivey, and Herzog. The petition seeks institution of the IPR and cancellation of the challenged claims.
Digital Global Systems, Inc. v.DeepSig Inc.
Digital Global Systems petitions the PTAB to invalidate DeepSig’s 11,777,540 patent, asserting that its AI‑driven radio‑predistortion claims are obvious over earlier disclosures by Jüschke, Holt, and Dzierwa. The petition outlines three statutory grounds under 35 U.S.C. §103 and urges institution of the review.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
Micron has petitioned the PTAB to invalidate 12 claims of Yangtze Memory’s 3D NAND ‘941 patent, asserting anticipation and obviousness over the Dong publication and combinations with Costa and Shirai. The petition seeks institution and argues no discretionary denial is warranted.
Koki Holdings America Ltd. et al. v.Kyocera Senco Industrial Tools, Inc.
Koki Holdings has filed an IPR petition challenging all 20 claims of Kyocera Senco’s 2019 gas‑spring nailer patent, alleging obviousness over multiple prior‑art references.
Cisco Systems, Inc. v.WSOU Investments LLC d/b/a Brazos Licensing and Development
Cisco has filed an IPR petition seeking to invalidate claims 1‑10 of WSOU’s ’691 MPLS patent, asserting obviousness over multiple prior‑art references and arguing against discretionary denial.
Comcast Cable Communications, LLC et al. v.Entropic Communications, LLC
Comcast has filed a petition to review Entropic’s ’275 cable‑TV receiver patent, seeking cancellation of all 20 claims on obviousness grounds.
Axon Enterprise, Inc. et al. v.Airspace Systems, Inc.
Axon and Dedrone have filed an IPR petition seeking to invalidate Airspace Systems’ U.S. Patent 10,249,199 covering UAV discrimination and countermeasure technology. The petition alleges obviousness over multiple prior‑art references and requests institution of the proceeding.
Samsung Electronics Co., Ltd. et al. v.Keyless Licensing LLC
Samsung has filed an IPR petition seeking cancellation of all 19 claims of Keyless Licensing’s ’144 patent covering buttonless touchscreen phones, asserting obviousness over Pensjo and related references.
Axon Enterprise, Inc. et al. v.Airspace Systems, Inc.
Axon and Dedrone have filed an IPR petition challenging claim 21 of Airspace Systems’ low‑altitude aircraft identification patent, arguing obviousness over several UAV‑identification references and lack of proper priority. The petition seeks institution and cancellation of the claim.
Samsung Electronics Co., Ltd. et al. v.Keyless Licensing LLC
Samsung Electronics petitions the PTAB to invalidate Keyless Licensing’s ’602 patent covering edge‑gesture UI elements, asserting that all challenged claims are obvious over prior‑art such as Tseng and Jeong.
Samsung Electronics Co., Ltd. et al. v.Keyless Licensing LLC
Samsung Electronics petitions the PTAB to institute an IPR against Keyless Licensing’s ’922 patent, arguing that all 21 claims are anticipated or obvious over multiple prior‑art references and lack proper priority.
Zepp Health Corporation v.University of Connecticut
Zepp Health has filed an IPR petition seeking to invalidate all 75 claims of U.S. Patent 10,278,647, arguing they are obvious over a 2015 academic paper on wrist‑type photoplethysmography. The petition also argues that the Board should not exercise discretionary denial.
Linkplay Technology Inc. et al. v.Sonos, Inc.
Linkplay Technology petitions the PTAB to invalidate Sonos’s ’883 patent covering audio device network setup, asserting anticipation and obviousness over four prior‑art references and arguing that discretionary denial does not apply.
LG Electronics Inc. et al. v.Maxell, Ltd.
LG Electronics has filed an IPR petition challenging Maxell’s 6,856,760 patent covering recording media and thumbnail images. The petition asserts that claims 1‑9 are obvious over six prior‑art references and argues that PTAB discretion should not block institution.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery seeks an IPR to invalidate 20 claims of CATL’s (Ningde Amperex) lithium‑ion battery electrode patent, alleging anticipation and obviousness over multiple prior‑art references.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung has filed an IPR petition challenging KPN’s 8,549,151 patent covering SIP/RTSP gateway functionality. The petition relies on three obviousness grounds citing Alston, Gateva, Mela, and Fajardo. Institutional decision is pending.
Linkplay Technology Inc. et al. v.Sonos, Inc.
Linkplay Technology has petitioned the PTAB to invalidate Sonos’s audio playback patent (U.S. 10,853,023) by asserting anticipation and obviousness over two prior‑art references, Barbe and Richenstein. The petition also argues that discretionary denial does not apply.
Sandisk Technologies, Inc. et al. v.Polaris PowerLED Technologies, LLC
Sandisk and Western Digital petition to invalidate Polaris PowerLED’s ’968 patent covering interrupt coalescing in memory controllers, arguing obviousness over Borchers and industry standards. The petition seeks institution and argues against discretionary denial.
Apotex Inc. et al. v.Alkermes Pharma Ireland Limited
Apotex petitions the PTAB to review US 7,919,499, covering a long‑acting naltrexone formulation, asserting that the claims are anticipated or obvious over Comer, Nuwayser, Rubio and Wright. The petition cites a prior IPR that was instituted and later terminated, and argues that discretionary denial is unwarranted.
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