Wireless communications — US PTAB Patent Cases
830 decisions indexed
Page 20 of 28 · 830 total
Google LLC et al. v.Mullen Industries LLC
Google and Samsung have petitioned the PTAB to invalidate all 19 claims of Mullen Industries' location‑sharing patent, arguing obviousness over multiple prior‑art references and asserting no discretionary denial grounds.
Ericsson Inc. et al. v.XR COMMUNICATIONS LLC
Ericsson Inc. et al. filed an Initial Petition for Inter Partes Review (IPR) against XR Communications LLC's patent related to wireless communications. The petition challenges key claims under 35 U.S.C. § 103, asserting that the technology is obvious over prior art references Trigui and Rudrapatna. The grounds focus on the predictability of adopting a 'cross' connect approach for MIMO transceivers.
Ericsson Inc. et al. v.XR COMMUNICATIONS LLC
The PTAB instituted trial in an IPR proceeding concerning MIMO/Beamforming antenna technology. The Board found sufficient evidence to suggest that several challenged claims are unpatentable over the prior art, specifically Trigui and Rudrapatna. This decision moves the dispute forward toward a full evidentiary hearing on obviousness grounds.
Ericsson Inc. et al. v.XR COMMUNICATIONS LLC
The PTAB issued a Final Written Decision finding all 17 challenged claims unpatentable under 35 U.S.C. § 103(a). The Board determined that the prior art reference Trigui disclosed sufficient elements, rendering the claimed MIMO/Beamforming technology obvious to a person having ordinary skill in the art (PHOSITA).
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon and Nokia jointly filed a settlement and motion to terminate IPR2024-00605 covering Nokia’s patent 10,536,714. The Board granted termination and partially approved confidentiality of the settlement documents.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon and Nokia have settled their IPR dispute over U.S. Patent 10,536,714 and jointly moved to terminate the proceeding, requesting the settlement documents be kept confidential.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon successfully convinced the PTAB to institute IPR proceedings against Nokia's video encoding patent, showing a reasonable likelihood of prevailing on multiple claims. The Board adopted a specific claim construction for 'the block,' narrowing its scope to be associated with the first spatial motion vector prediction candidate.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon successfully challenged 17 claims of Nokia's video compression patent via IPR, arguing obviousness over prior art. The Board found that the petitioner showed a reasonable likelihood of prevailing on multiple grounds, particularly concerning the combination of Rusert and Karczewicz techniques.
DISH Network L.L.C. et al. v.Entropic Communications LLC
DISH Network L.L.C. initiated an IPR challenging patent 8320566 owned by Entropic Communications LLC, arguing that the claims are obvious under 35 U.S.C. § 103. The petitioner relies on multiple combinations of prior art references, including Cleveland/Hayashino and Scheim/Tzannes, to demonstrate non-patentability in the field of OFDMA/Scrambling.
DISH Network L.L.C. et al. v.Entropic Communications LLC
DISH Network L.L.C.'s IPR petition against Entropic Communications LLC's '566 patent was denied by the PTAB, finding no reasonable likelihood of prevailing on any claim. The Board rejected all asserted grounds under 35 U.S.C. § 103 regarding obviousness over various prior art combinations in OFDMA/Spectrum Sharing technology.
AT&T Corp. et al. v.Daingean Technologies Ltd.
The PTAB granted the Patent Owner's revised motion to amend claims 7 and 8, replacing original claims 1-4. The Board found that these substitute claims did not introduce new matter or enlarge the scope of the patent, successfully defeating the Petitioner’s anticipation and obviousness arguments.
TCL Electronics Holdings Ltd. et al. v.Intellectual Ventures I LLC
TCL Electronics Holdings Ltd. has filed a petition challenging Intellectual Ventures I LLC's wireless communication patent (7623439) on grounds of obviousness. The challenge centers on whether a minor modification to OFDM cyclic delay diversity is inventive over existing prior art standards.
TCL Electronics Holdings Ltd. et al. v.Intellectual Ventures I LLC
The PTAB denied institution of an IPR challenging claims related to Cyclic Diversity Systems (OFDM), finding the petitioner failed to show a reasonable likelihood of prevailing. The Board specifically found deficiencies in meeting the duration requirements when comparing cyclic advance against prior art disclosures like Larsson and IEEE.
AT&T Enterprises, LLC et al. v.ASUS Technology Licensing Inc.
Multiple major carriers, including AT&T and T-Mobile, have filed a Petition challenging ASUS Technology Licensing Inc.'s '868 patent on grounds of obviousness. The petitioners argue that the core concepts related to beam correspondence and higher layer signaling in 5G NR were anticipated or rendered obvious by prior art references Jung and Xiong. This challenge targets several claims relating to advanced wireless communication methods.
AT&T Enterprises, LLC et al. v.ASUS Technology Licensing Inc.
The PTAB denied institution for an IPR challenging ASUS Technology Licensing Inc.'s patent related to beamforming in wireless communications. The Board found that the petitioner failed to demonstrate 'compelling merits' despite arguments regarding obviousness.
AT&T Enterprises, LLC et al. v.Innovative Sonic Limited
Petitioners including AT&T, T-Mobile, Verizon, Nokia, and Ericsson have filed an IPR challenging 22 claims of a patent related to Handover and Carrier Aggregation. The core argument is that the challenged claims are obvious when combining prior art references like Nokia or Ericsson with relevant 3GPP standards. This filing initiates a major challenge against the patent's validity.
AT&T Enterprises, LLC et al. v.Innovative Sonic Limited
AT&T's IPR challenge against Innovative Sonic's wireless patent was denied by the PTAB. The Board found that AT&T failed to demonstrate a reasonable likelihood of prevailing, particularly regarding specific claim limitations related to SCell configuration using 3GPP standards.
Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company et al.
Samsung, Google, and others petitioned to challenge Cerence Operating Company's patent on SMS voice messaging technology. The PTAB found sufficient grounds for institution under 35 U.S.C. § 103, meaning the obviousness arguments will proceed to a hearing. This action targets claims related to audio compression and synthesis within mobile communications.
Samsung Electronics Co., Ltd. et al. v.Cerence Operating Company et al.
The PTAB institution decision found a reasonable likelihood of prevailing for Samsung against Cerence regarding claims related to voice messaging in mobile devices. The Board accepted the Petitioner's mapping that prior art discloses key elements, despite challenges from the Patent Owner on claim definitions.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
Motorola’s petition to institute an IPR against Stellar’s 9,485,471 patent is challenged by Stellar, which seeks Director Review alleging the Board misapplied Fintiv factor guidance and failed to find compelling merits. The request targets claims 1‑13 of the patent.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
The PTAB denied Motorola Solutions' request for rehearing of the Director Review Decision that vacated the institution of four IPRs, including the challenge to Stellar's patent 9,485,471. The Board held the rescission of the 2022 Interim Procedure Memo was not retroactively applicable and the petitioner offered no new substantive evidence.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
Motorola Solutions filed an authorized response defending the PTAB’s institution of its IPR against Stellar’s request for Director Review. The brief argues that the Board correctly applied the Fintiv factors, that the rescinded Guidance Memo is irrelevant, and that no abuse of discretion occurred.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
Motorola Solutions challenged Stellar LLC's '882 patent in a petition for review, asserting that the core features of surveillance video recording systems are obvious in light of existing prior art. The petitioner argues that combining references like Yerazunis with Fiore renders claims related to loop recording and file-based indexing unpatentable.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
Motorola Solutions has filed an IPR challenging U.S. Patent No. 9,485,471 owned by Stellar, LLC. The petitioner asserts that the claims are obvious under 35 U.S.C. § 103 based on various combinations of prior art references. This challenge targets key features related to video surveillance and data buffering.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
Motorola Solutions challenged Stellar's U.S. Patent No. 7,593,034 in an IPR proceeding based on obviousness (35 U.S.C. § 103). The petitioner argues that the claimed features of the video surveillance apparatus are rendered obvious by various combinations of prior art references like Yerazunis and Fiore. This challenge targets multiple claims related to data recording, wireless interfaces, and file indexing.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
The Director granted review of an institution decision and subsequently denied the IPR for Motorola Solutions against Stellar, LLC. The denial was based on Fintiv factors favoring dismissal due to extensive prior litigation in district court.
MOTOROLA SOLUTIONS, INC. et al. v.Stellar, LLC
MOTOROLA SOLUTIONS, INC. successfully convinced the PTAB to institute IPR proceedings against Stellar, LLC regarding patent 7593034. The Board found a reasonable likelihood of unpatentability under 35 U.S.C. § 103 based on combinations of prior art references like Yerazunis and Fiore. This moves the dispute into substantive trial phase.
AT&T Enterprises, LLC et al. v.Innovative Sonic Limited
Major wireless carriers, including AT&T, T-Mobile, and Verizon, have filed an IPR petition challenging the validity of a patent related to Radio Link Control (RLC) protocols. Petitioners argue that the challenged claims are anticipated or rendered obvious by existing 3GPP communication standards. The core dispute centers on whether prior art correctly detects protocol errors in wireless transmissions.
AT&T Enterprises, LLC et al. v.Innovative Sonic Limited
The PTAB denied AT&T and other petitioners' challenges to Innovative Sonic Limited's wireless patent, finding no reasonable likelihood of success. The Board rejected arguments that 3GPP specifications anticipated or rendered obvious the claimed error handling method.
At&T Enterprises, LLC et al. v.Innovative Sonic Limited
The PTAB denied the petition to invalidate claims related to small cell enhancements, finding that the petitioner failed to demonstrate a reasonable likelihood of prevailing. The Board rejected arguments based on anticipation and obviousness, particularly concerning technical limitations in resource scheduling.
Dealing with a patent challenge?
Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.