US PTAB Patent Cases
5,620 decisions indexed
Page 79 of 188 · 5,620 total
Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company
Samsung Electronics filed Director Review requests for three IPRs against Cerence Operating Company. The PTAB has limited the Patent Owner to a brief, evidence‑free response, and the Director will decide on the review.
Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company
Samsung has filed a request for Director Review, arguing that the PTAB director improperly denied institution of its IPR against Cerence’s in‑car voice‑assistant patent. The petition cites misuse of Fintiv factors, unsupported settled‑expectations claims, and a failure to meet §314(c) notice requirements.
LG Electronics, Inc. et al. v.Maxell, LTD.
LG Electronics and Maxell settled their inter partes review of U.S. Patent 10,244,284 B2, leading the PTAB to terminate the proceeding before a trial was instituted.
LG Electronics, Inc. et al. v.Maxell, LTD.
LG Electronics petitions the PTAB to invalidate Maxell’s U.S. Patent 10,244,284 covering a display apparatus and video processing method, arguing that claims 18‑20 are obvious over a combination of prior‑art references involving dual‑radio devices, Bluetooth, WLAN, and related standards.
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.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung and KPN have reached a confidential settlement and jointly moved to terminate the IPR over U.S. Patent 8,459,151, citing public‑policy reasons for early termination.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung and KPN settled all patent disputes by executing a settlement, license and non‑assertion agreement that grants Samsung worldwide rights to KPN’s patents and ends the IPR proceeding.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung and Dutch telecom KPN settled their dispute, filing a joint motion that led the PTAB to terminate the inter partes review of KPN’s patent before institution. The settlement agreement is to be kept confidential.
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.
Samsung Electronics Co., Ltd. et al. v.Koninklijke KPN N.V.
Samsung Electronics and KPN settled their disputes and jointly moved to terminate six inter partes review proceedings, including IPR2025-00512 covering U.S. Patent 8,881,235. The Board granted the termination and ordered the settlement agreement to be kept confidential.
Samsung Electronics Co., Ltd. et al. v.Koninklijke KPN N.V.
Samsung Electronics and Dutch telecom firm KPN have reached a confidential settlement, jointly moving to terminate the pending IPR on U.S. Patent 8,881,235. The Board is asked to end the proceeding under 35 U.S.C. § 317(a).
Samsung Electronics Co., Ltd. et al. v.Koninklijke KPN N.V.
Samsung has filed a petition to institute an IPR against KPN’s U.S. Patent 8,881,235 covering service‑based authentication in cellular networks, arguing that the claims are obvious over 3GPP standards, an IETF draft, Aldera, and Naslund. The petition also urges the Board not to deny institution under discretionary statutes.
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
Merck has filed a post‑grant review petition challenging Halozyme’s patent on modified PH20 hyaluronidase enzymes, arguing the claims lack adequate written description and enablement. The petition cites extensive expert analysis and prior‑art exhibits to show undue experimentation would be required to identify the claimed mutants.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung and Dutch telecom KPN have settled their dispute over U.S. Patent 9,667,669 and jointly moved to terminate the pending inter partes review before the PTAB.
Samsung Electronics America, Inc. et al. v.Koninklijke KPN N.V.
Samsung and Dutch telecom firm KPN settled multiple U.S., German and Chinese patent lawsuits via a comprehensive license and non‑assertion agreement covering several KPN patents.
Coretronic Corporation v.Maxell, LTD.
Maxell, Ltd. filed a preliminary response urging the PTAB to deny Coretronic’s IPR petition on its projection‑type image display patent. The owner contends the petitioners lack a reasonable likelihood of success because the cited references do not disclose or make obvious the claimed moveable mounting base. The Board is asked to reject the petition.
Google LLC v.BrodTi Inc.
Google’s expert Mark Crovella files a reply declaration defending the ’898 patent against Dr. Myler’s claim constructions. He contends the terms are plain, the prior art discloses all claim elements, and the obviousness position should not change.
AT&T Services, Inc. et al. v.Adaptive Spectrum and Signal Alignment, Inc.
AT&T and Nokia jointly moved to terminate IPR 2025‑00451 against Adaptive Spectrum's patent 9,954,631, filing a confidential settlement agreement. The PTAB granted the termination, ending the proceeding before any trial was instituted.
Google LLC v.BrodTi Inc.
Google filed a reply in IPR2025‑00472 challenging BrodTi’s online‑advertising patent. The petitioner attacks the patent owner’s claim constructions and argues that the prior art makes the claims obvious under §103.
Coretronic Corporation v.Maxell, LTD.
Maxell, Ltd. opposes Coretronic and Optoma's IPR petition on U.S. Patent 9,549,226, arguing the petition lacks a reasonable likelihood of success due to flawed claim constructions and insufficient prior‑art support. The Patent Owner seeks denial of institution.
Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.
The USPTO Director denied Cambridge Industries' request to review the institution decisions in two IPRs involving Applied Optoelectronics' patents, leaving the prior institution denials in place.
Padagis US LLC et al. v.Neurelis, Inc.
The PTAB held that all 36 claims of Neurelis’s intranasal benzodiazepine patent are obvious over prior art references Gwozdz, Meezan ’962, and Cartt ’784, rendering the patent entirely unpatentable.
Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.
Cambridge Industries seeks a Director rehearing to overturn the PTAB’s discretionary denial of IPR2025‑00435, arguing that the “settled expectations” rule lacks statutory basis and unfairly protects older patents. The petition cites statutory provisions, case law, and district‑court data to demonstrate the rule’s inconsistency with patent law and the APA.
AT&T Services, Inc. et al. v.Adaptive Spectrum and Signal Alignment, Inc.
AT&T and Nokia, together with patent owner ASSIA, have settled their dispute over U.S. Patent 9,954,631 and jointly moved to terminate the inter partes review. The Board is asked to treat the settlement agreement as confidential and end the proceeding.
Tesla, Inc. v.Intellectual Ventures II LLC
Tesla’s request for rehearing of the Director Review decision was denied after the Board found the petitioner failed to justify inconsistent claim‑construction positions across the IPR and district court.
Tesla, Inc. v.Intellectual Ventures II LLC
Tesla seeks Director Review of the PTAB’s decision to institute an IPR on its data‑analytics patent. The Patent Owner argues the Board ignored required consistency in claim construction and the indefiniteness of claim terms, making the institution improper.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
WEC Energy Group and BirchTech Corp. jointly filed a motion to keep their settlement agreement confidential under PTAB rules, invoking 35 U.S.C. § 317(b) and related regulations.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and Pacificorp petitioned an IPR on BirchTech's patents. A settlement was reached with MidAmerican Energy, leading the Board to terminate the IPR for MidAmerican while keeping it open for the other petitioners.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB terminated the IPRs against BirchTech's patent as to WEC Energy Group following a settlement, but the case remains open for Berkshire Hathaway Energy and other petitioners.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and affiliated utilities filed an authorized response urging the PTAB to deny the patent owner's Director Review request. They argue the petitions are timely, lack real‑party or privity issues, and that the Board is the most efficient forum for resolving the mercury‑control patent challenges.
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