Wireless communications — US PTAB Patent Cases
830 decisions indexed
Page 4 of 28 · 830 total
Apple Inc. v.HBCU Messaging US LP
Apple’s IPR against Samsung’s 10,313,077 patent on Wi‑Fi 802.11ax signaling was instituted. The Board found a reasonable likelihood of success on at least one claim based on obviousness over Bharadwaj and Yu prior art.
Apple Inc. v.HBCU Messaging US LP
Apple’s petition challenges Samsung’s IPR against Wilus’s ’077 Wi‑Fi patent. Wilus seeks Director Review, arguing settled expectations and Samsung’s inconsistent indefiniteness positions merit denial of institution. The Board had previously instituted the IPR.
Apple Inc. v.HBCU MESSAGING US LP
Apple has filed an IPR petition seeking to invalidate all 30 claims of U.S. Patent No. 11,991,600, which covers methods for selecting message bearers on mobile devices. The petition relies on obviousness grounds under 35 U.S.C. §103, combining prior art from Horvath, Tsampalis, Kansal, and Dorenbosch. No claim constructions or institution decision are present at this stage.
Google LLC et al. v.HEADWATER RESEARCH LLC
Google has filed an IPR petition seeking cancellation of claim 26 of Headwater Research’s ’359 patent, arguing that the claim is obvious over the Shell, Cole, and Flack references under 35 U.S.C. §103.
Google LLC et al. v.HEADWATER RESEARCH LLC
Google has filed an IPR petition seeking cancellation of all ten claims of Headwater Research’s ’757 patent covering wireless offloading and network selection. The petition relies on prior‑art references Wynn, Karaoguz and Deshpande to argue obviousness under 35 U.S.C. §103.
Google LLC et al. v.HEADWATER RESEARCH LLC
Google has filed an IPR petition seeking to invalidate all 30 claims of Headwater’s 8,631,102 patent covering mobile‑hotspot forwarding services, citing anticipation and obviousness over multiple prior‑art references.
Samsung Electronics Co., Ltd. et al. v.Massively Broadband LLC
Samsung Electronics has filed an IPR petition challenging all 63 claims of Massively Broadband’s ’337 patent covering broadband wireless repeaters. The challenger asserts that the claims are obvious in view of five prior‑art references. The petition seeks institution of the review.
Apple Inc. et al. v.HEADWATER RESEARCH LLC
Apple seeks dismissal as a co‑petitioner in an IPR over Headwater Research’s location‑service patent after the related Texas lawsuit was thrown out. The motion relies on procedural rules and lack of opposition from the patent owner.
Apple Inc. et al. v.HEADWATER RESEARCH LLC
Apple, Amazon.com Services and AWS have filed an IPR petition seeking to invalidate 30 claims of Headwater Research’s ’571 patent covering secure device provisioning over wireless networks. They argue the claims are obvious over prior‑art systems from Chia, Cunningham and others.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Maxell’s preliminary response urges the PTAB to deny Samsung’s IPR petition, arguing that the prior art does not disclose key claim limitations and that Samsung’s inconsistent claim constructions violate Board rules.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Samsung’s IPR petition challenges Maxell’s 12,160,681 patent covering a wireless video transmitter that manages EDID information. The petitioner’s expert argues that the claims are anticipated or obvious in view of Funabiki, Guo, Fastert, and the E‑DDC Standard. No evidence of secondary considerations is presented.
Samsung Electronics Co. Ltd. et al. v.Maxell, Ltd.
Samsung has filed an IPR petition seeking cancellation of 16 claims of Maxell’s U.S. 12,160,681 patent covering a wireless video‑transmitter system. The petition relies on five grounds of anticipation and obviousness using four prior‑art references.
Amazon.com Services LLC et al. v.HEADWATER RESEARCH LLC
Amazon has filed an IPR petition seeking to invalidate 18 claims of Headwater's MMS‑related patent, asserting that the claims are obvious over a combination of 3GPP standards and multiple prior‑art patents. The petition lists 14 distinct grounds, each tying specific claim limitations to prior references.
American Airlines, Inc. et al. v.Intellectual Ventures II LLC
The PTAB denied American Airlines and Southwest Airlines’ petition to institute an IPR against Intellectual Ventures’ ’326 patent covering high‑data‑rate multi‑channel WLAN. The Board found no reasonable likelihood of success on any of the 18 challenged claims.
Cisco Systems, Inc. v.Dynamic Mesh Networks, Inc.
Cisco Systems has filed an IPR petition seeking to invalidate Dynamic Mesh Networks' 8,520,691 patent covering a structured wireless mesh network. The petition alleges obviousness over five prior‑art references and requests the Board to institute a trial and cancel the claims.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
The PTAB denied XiFi Networks’ request for Director Review to overturn the institution of Samsung’s Wi‑Fi patent, finding no good cause for a deadline extension and insufficient explanation of differing claim constructions.
Samsung Electronics Co., Ltd. et al. v.XiFi Networks R&D, Inc.
XiFi Networks seeks an out‑of‑time Director Review to vacate the institution of eleven IPRs and PGRs against Samsung, arguing that Samsung’s contradictory claim‑construction positions in district court and before the PTAB violate recent Revvo precedent.
Google LLC v.Cellular South Inc
Google’s request for Director Review of a PTAB denial of institution is challenged by Cellular South, which argues the Board correctly applied the settled‑expectations doctrine and exercised its discretionary authority under § 314(a). The response stresses that the arguments are not new and have been previously rejected.
Google LLC v.Cellular South Inc
The USPTO denied Google’s request for Director Review of the institution denial in IPR2025-00875, keeping the challenge against Cellular South’s patent alive.
Samsung Electronics Co., Ltd. et al. v.GenghisComm Holdings, LLC
Samsung has filed an IPR petition challenging 18 claims of GenghisComm’s ’508 patent, asserting anticipation and obviousness over Shattil-537 and secondary references Doufexi and Lucent. The petition argues strong merits and cites Fintiv factors to oppose discretionary denial.
Murata Manufacturing Co., Ltd. et al. v.Georgia Tech Research Corporation
Murata seeks Director review of a PTAB decision that denied institution of an IPR against its high‑Q passive RF component patent, alleging procedural errors, an erroneous priority claim, and misuse of the new “settled expectations” factor.
Murata Manufacturing Co., Ltd. et al. v.Georgia Tech Research Corporation
Murata has filed an IPR petition seeking to invalidate claims 1‑2 and 4‑20 of U.S. Patent 7,489,914 on the basis of obviousness over prior art references Yeh, Dalmia, and Hashemi. The petition argues no discretionary denial factors apply and requests institution of the trial.
Murata Manufacturing Co., Ltd. et al. v.Georgia Tech Research Corporation
Murata has filed an IPR petition challenging 19 claims of Georgia Tech’s 7,489,914 patent covering multi‑band RF transceivers. The challenger argues the claims are obvious over a combination of four prior‑art references and seeks institution of the review.
Samsung Electronics Co., Ltd. et al. v.HEADWATER RESEARCH LLC
Samsung has filed an IPR petition challenging 15 claims of Headwater Research’s ’510 patent on the basis that a combination of prior‑art references makes the claims obvious under §103. The petition also argues that discretionary denial is unwarranted and that the proceeding should be instituted.
Samsung Electronics Co., Ltd. et al. v.Massively Broadband LLC
Samsung Electronics has filed an IPR petition challenging all 26 claims of Massively Broadband's U.S. Patent 8,923,754, asserting that the claims are obvious over a combination of prior‑art references including Ganz, Larrick, Engels, and Perlman.
Samsung Electronics Co., Ltd. et al. v.Massively Broadband LLC
Samsung has filed an IPR petition seeking cancellation of all 33 claims of Massively Broadband’s ’625 patent, which covers steerable‑antenna techniques for reducing user radiation. The challenger argues the claims are anticipated or obvious over multiple prior‑art references, including Schlub, Seol, Prasad, and Yin.
Cisco Systems, Inc. v.Dynamic Mesh Networks, Inc. d/b/a MeshDynamics
Cisco Systems has filed an IPR petition seeking to invalidate claims 1‑3 of Dynamic Mesh Networks’ ’385 patent covering wireless mesh networking. The challenger alleges obviousness over prior art from Castagnoli, Bohm, and Liu.
Samsung Electronics Co., Ltd. et al. v.Massively Broadband LLC
Samsung Electronics has filed an IPR petition challenging all 25 claims of Massively Broadband’s U.S. Patent 7,676,194 covering an ultrawideband broadband repeater. The petition asserts obviousness over a combination of prior‑art references including Ganz, Larrick, Engels, Perlman and Roese. The Board must decide whether to institute the review.
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 U.S. Patent 11,716,171, which covers a wireless terminal for multi‑user uplink transmission. The petition asserts obviousness over the Kim, Chu, and Choi publications and argues lack of written description support. Samsung seeks institution of the review and a finding that the claims are unpatentable.
Samsung Electronics Co., Ltd. et al. v.Wilus Institute of Standards and Technology Inc.
Samsung Electronics successfully petitioned for IPR against Wilus Institute's patent, 10911186, covering multi-user uplink transmission. The PTAB found reasonable likelihood of obviousness over prior art references Kim, Chu, and Choi across all 18 challenged claims. This institution decision sets the stage for a full trial on technical merit.
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