US PTAB Patent Cases
8,722 decisions indexed
Page 259 of 291 · 8,722 total
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
CISCO SYSTEMS, INC. failed to overcome obviousness challenges against InfoExpress Inc.'s network security patent (8117645) before the PTAB. The Board denied institution because the petitioner could not demonstrate that prior art teachings sufficiently suggested specific auditing limitations in the claims.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron have settled the IPR challenge to U.S. Patent 10,327,607 and jointly moved to terminate the proceeding, requesting the settlement be kept confidential.
AT&T Corp et al. v.Daingean Technologies Ltd.
Daingean Technologies Ltd. opposes AT&T and other petitioners’ IPR request on U.S. Patent 11,196,509, asserting that the cited Lee and Zheng references fail to teach the patent’s specific code‑block sizing and grouping features, and that the petition relies on hindsight.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron settled their dispute over U.S. Patent 10,327,607 B2, leading the PTAB to terminate the inter partes review by joint motion.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron have settled their dispute over U.S. Patent 10,327,607 and filed a joint motion to terminate the inter partes review. The motion cites statutory authority and public‑policy reasons to end the proceeding.
AT&T Corp et al. v.Daingean Technologies Ltd.
Daingean Technologies Ltd. opposes AT&T and co‑petitioners' IPR petition on U.S. Patent 11,134,400, arguing the cited reference is not prior art and fails to teach the claimed SRB configurations, urging the Board to deny institution.
Voltage, LLC et al. v.Shoals Technologies Group, LLC
Court decision.
Voltage, LLC et al. v.Shoals Technologies Group, LLC
Voltage, LLC has petitioned the PTAB to invalidate Shoals Technologies' U.S. Patent 11,689,153 covering solar lead assemblies. The petition alleges obviousness over multiple prior‑art references and indefiniteness under § 112. The Board must decide whether to institute the review.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson Technology Limited challenged Omachron Intellectual Property Inc.'s surface cleaning apparatus claims in a PTAB Petition, arguing the technology is obvious and anticipated by multiple prior art references. The petition cites numerous grounds of anticipation (102) and obviousness (103), primarily involving combinations of Liddell, Organ, Simpson, and Soler.
AT&T Corp et al. v.Daingean Technologies Ltd.
Multiple major carriers (AT&T, Ericsson, T-Mobile) filed a Petition challenging Daingean Technologies' patent covering base station apparatus for transport block segmentation. The challengers argue the claims are anticipated and obvious under 35 U.S.C. § 102/103 using prior art references Lee and Zheng.
AT&T Corp et al. v.Daingean Technologies Ltd.
AT&T and its partners filed a Petition challenging Daingean Technologies' '400 Patent, asserting that claims 5, 7, and 8 are anticipated or obvious by the prior art reference R2-1702708. The challenge focuses on dual-connectivity/5G standards, arguing that an Ericsson technical contribution discloses all elements of the challenged claims. This is a critical early stage attack in ongoing litigation against Daingean Technologies.
Voltage, LLC et al. v.Shoals Technologies Group, LLC
The PTAB denied institution of a PGR challenge against the '153 patent covering solar power lead assemblies. The Petitioner failed to demonstrate a likelihood that any claims were unpatentable, despite raising numerous obviousness (103) and written description/indefiniteness (112) grounds.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson successfully petitioned the PTAB to institute IPR proceedings against a patent covering cleaning apparatuses. The Board found reasonable likelihood of prevailing on grounds of anticipation (35 U.S.C. § 102) and obviousness (35 U.S.C. § 103).
AT&T Corp et al. v.Daingean Technologies Ltd.
The PTAB denied AT&T's IPR against Daingean Technologies, finding that the Petitioner failed to show a reasonable likelihood of success regarding claims related to code block segmentation and HARQ-ACKs. The denial hinged on insufficient support for the 'multiple CB/CBG limitation' in both cited prior art references.
AT&T Corp et al. v.Daingean Technologies Ltd.
The PTAB denied institution of IPR against Daingean Technologies' patent, finding that the petitioner failed to prove its sole prior art reference (R2-1702708) was a publicly accessible printed publication.
Ovid Therapeutics Inc. v.Marinus Pharmaceuticals, Inc.
Marinus Pharmaceuticals seeks to invalidate Ovid Therapeutics’ 2022 ganaxolone patent covering methods for treating status epilepticus, arguing anticipation, obviousness, and lack of enablement based on prior publications and press releases.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
Cisco and Fortinet seek a Director Review of a PTAB decision upholding InfoExpress’s network‑authentication patent. They contend the Board improperly allowed incorporation‑by‑reference arguments, violating USPTO rules and prejudicing the challengers. The petition asks the Director to vacate and remand the decision.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
InfoExpress defends its Network Access Control patent against Cisco and Fortinet’s Director Review request, asserting the Board correctly found no unpatentable claims. The petitioners’ new arguments are deemed untimely and forfeited.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
Cisco and Fortinet successfully defended claims of InfoExpress’s network‑access control patent in IPR2024‑00677; the Board found no unpatentable subject matter.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
The USPTO Director denied Cisco’s request for review of the PTAB’s Final Written Decision in IPR2024-00677 and related cases. The order confirms that no Director Review will be granted.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
CISCO Systems requested Director Review in IPR2024-00677 concerning patent 8,578,444 owned by InfoExpress; the Board will decide whether to grant the review.
Ovid Therapeutics Inc. v.Marinus Pharmaceuticals, Inc.
Ovid Therapeutics challenges Marinus Pharmaceuticals' patent on ganaxolone, arguing that all claims are obvious over various combinations of clinical trial data and earlier patents. The petitioner asserts that prior art provides sufficient motivation for treating status epilepticus (SE) with the claimed dosing regimen.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
CISCO SYSTEMS, INC. filed a Petition challenging 11 claims of InfoExpress Inc.'s patent (8578444) based on obviousness under 35 U.S.C. § 103. The petitioner argues that combining prior art references Krantz and Herrmann renders the claimed network access control features predictable to a POSITA.
Ovid Therapeutics Inc. v.Marinus Pharmaceuticals, Inc.
Ovid Therapeutics Inc.'s IPR challenge against Marinus Pharmaceuticals, Inc. was denied by the PTAB on grounds of obviousness (103). The Board found that Petitioner failed to demonstrate a reasonable likelihood of prevailing in its challenges regarding plasma concentration limitations and priority.
CISCO SYSTEMS, INC. et al. v.InfoExpress Inc.
CISCO Systems and FORTINET successfully instituted an IPR against InfoExpress Inc.'s patent, finding a reasonable likelihood of obviousness over Krantz and Herrmann. The Board agreed that combining network authentication (Krantz) with policy enforcement (Herrmann) would teach the claimed method for auditing devices.
MediaTek Inc. et al. v.MOSAID Technologies Inc.:
MediaTek and MOSAID settled their dispute over U.S. Patent 7,945,885, leading to the joint termination of four inter partes review proceedings. The Board granted confidentiality treatment for the settlement agreement while denying its separation from the IPR files.
Intersect ENT, Inc. et al. v.New Amsterdam, LLC
Intersect ENT and New Amsterdam, LLC have entered a settlement that resolves all disputes over U.S. Patent 6,916,483. They jointly moved to terminate the inter partes review, citing the settlement and lack of further contest.
MediaTek Inc. et al. v.MOSAID Technologies Inc.:
MediaTek and MOSAID have settled their dispute over U.S. Patent No. 7,945,885 and jointly filed a motion to terminate the pending inter partes review. The Board is asked to dismiss the proceeding under 35 U.S.C. §317.
Vicor Corporation v.Delta Electronics, Inc.
Vicor Corporation requests Director Review of PTAB’s denial to institute an IPR against Delta Electronics’ 10,877,534 patent covering stacked power converters. The petition argues the Board improperly relied on expert testimony about heat‑dissipation without objective evidence, contrary to prior art.
Vicor Corporation v.Delta Electronics, Inc.
The USPTO denied Vicor Corporation’s request for Director Review of the institution decisions in IPR2024-00706, leaving the denial of institution intact.
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