Wireless communications — US PTAB Patent Cases
1,362 decisions indexed
Page 44 of 46 · 1,362 total
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution of the IPR petition filed by Aylo Freesites Ltd et al., citing a lack of diligence in prior art searching and procedural issues. The Board found that Petitioner failed to substantiate its search efforts, compounded by the existence of similar references cited during prosecution.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution for Aylo Freesites Ltd's IPR petition against DISH Technologies L.L.C., citing a lack of reasonable diligence in the prior art search. The Board found that Petitioner failed to justify significant gaps in filing and knowledge regarding relevant references.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution for Aylo Freesites Ltd's IPR challenge against DISH Technologies L.L.C.'s patent (11470138). The denial was based on the Petitioner failing to demonstrate reasonable diligence in its prior art search and other General Plastic factors weighing against institution.
AT&T Mobility LLC et al. v.Daingean Technologies Ltd.
AT&T Mobility LLC failed to secure institution in an IPR against Daingean Technologies regarding 5G cellular communications claims. The Board denied the petition because AT&T could not demonstrate a reasonable likelihood of prevailing on unpatentability, particularly concerning specific claim constructions related to RNTI and information types.
Motorola Solutions, Inc. v.STA Group, LLC
The PTAB granted institution of IPR for Motorola Solutions against STA Group regarding patent 9319852. The Board found that the Petitioner met its burden by demonstrating a reasonable likelihood of prevailing on obviousness grounds over prior art combinations.
CISCO SYSTEMS, INC. v.UMBRA TECHNOLOGIES LTD.
Cisco Systems successfully petitioned to challenge Umbra Technologies' patent (10630505) regarding Global Virtual Network optimization claims. The PTAB institution decision found reasonable likelihood of success based on obviousness over prior art combinations, specifically citing Hankins and Munger for several key claims.
Motorola Solutions, Inc. v.STA Group, LLC
The PTAB denied Motorola Solutions' IPR against STA Group, finding the petitioner failed to demonstrate a reasonable likelihood of prevailing on its obviousness challenges over prior art Choksi.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied Comcast Cable Communications' IPR challenge against Entropic Communications' patent covering BCN modulation/bit-loading. The Board found the petitioner failed to demonstrate a reasonable likelihood of prevailing, specifically rejecting the combination of prior art references as obvious.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications lost its IPR challenge against Entropic Communications, LLC regarding claims related to cable network service group management. The PTAB denied the petition, finding insufficient evidence that the claimed features were obvious in light of prior art references.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied institution for Comcast's IPR against Entropic, finding insufficient evidence that prior art references (Saey and Gross) disclosed or suggested the claimed composite SNR-related metric. This decision reinforces the burden on petitioners to demonstrate specific support for key limitations in complex technical claims.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB institution decision found that the Petitioner successfully demonstrated unpatentability of numerous claims under 35 U.S.C. § 103. The Board relied heavily on combinations of prior art references, notably Kamieniecki and Konstantinos, to support its findings against the patent owner. This outcome significantly strengthens the petitioner's position in the ongoing litigation.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully argued that multiple claims in the patent were obvious under 35 U.S.C. § 103, leading to an institution decision by the PTAB. The Board found a reasonable likelihood of prevailing on the assertions of obviousness across various combinations of prior art references.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast's attempt to challenge Entropic's wideband receiver patent in a third parallel IPR was denied by the PTAB, citing procedural guidance against redundant petitions.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully secured institution at the PTAB for its IPR against Entropic Communications, challenging 76 claims. The Board declined to use discretionary denial despite the petitioner's filing of multiple parallel proceedings.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast's attempt to challenge Entropic's wideband receiver patent was denied by the PTAB due to a previously instituted parallel proceeding.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied Comcast's request to institute an IPR against Entropic's patent, citing the existence of a parallel petition. The Board determined that one petition was sufficient and denying the second would prevent unnecessary burden.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB instituted the IPR, finding a reasonable likelihood of prevailing for Comcast's claims against Entropic Communications. The grounds centered on anticipation and obviousness using prior art references like Zhang, Reisman, Jackson, and Pandey.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied Comcast's request to institute IPR against Entropic's patent 11381866, citing the existence of a parallel petition. The decision emphasizes the Board's policy favoring single petitions for efficiency.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied Comcast's request to institute IPR against Entropic's wideband tuner patent (9210362) because the petitioner had filed a parallel petition on the same claims.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully petitioned the PTAB to institute IPR proceedings against Entropic's wideband receiver patent (9210362). The Board found a reasonable likelihood that Comcast could prevail, allowing review of all 20 claims.
Comcast Corporation et al. v.Entropic Communications LLC
The PTAB denied Comcast's petition to challenge patent 9210362, citing the existence of a parallel IPR proceeding that had already been instituted.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully secured institution in its IPR challenge against the '690 patent, arguing that various prior art references anticipate or render obvious claims related to channel assessment probes. The Board found a reasonable likelihood of unpatentability for certain claims under 35 U.S.C. § 103, leading to the scheduling of trial.
Comcast Corporation et al. v.Entropic Communications LLC
Comcast Cable Communications successfully petitioned to institute IPR against Entropic Communications regarding broadband network technology. The Board found a reasonable likelihood of prevailing that the patent claims would be obvious under 35 U.S.C. § 103.
AT&T Corp. et al. v.Daingean Technologies Ltd.
The PTAB instituted the IPR against Daingean Technologies Ltd., finding reasonable likelihood of prevailing on claims 1-4. The challenge centers on whether prior art (Lee et al. and Brismar et al.) anticipates or renders obvious the methods for managing System Information Blocks in wireless networks.
Panasonic Automotive Systems Co., Ltd. v.UNM Rainforest Innovations
The PTAB denied institution of an IPR challenge against UNM Rainforest Innovations' patent 8265096, finding no reasonable likelihood that the petitioner could prove unpatentability. The denial hinged on the Board's rejection of anticipation arguments based on prior art related to wireless data formats.
CISCO SYSTEMS, INC. v.UMBRA TECHNOLOGIES LTD.
CISCO SYSTEMS, INC. successfully challenged seven claims of UMBRA TECHNOLOGIES LTD.'s patent under 35 U.S.C. § 103 (obviousness). The Board preliminarily found that the claimed invention was obvious over the prior art reference Agarwala and general knowledge of a Person Having Ordinary Skill in the Art (POSITA).
Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC
Samsung and Google's attempt to challenge Headwater Research's patent (8406733) was denied by the PTAB due to a parallel IPR proceeding already being active.
Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC
Samsung Electronics successfully petitioned to challenge the validity of Headwater Research's patent claims in an IPR proceeding. The Board found a reasonable likelihood of prevailing regarding obviousness, leading to the institution of the case. This decision sets the stage for a detailed examination of wireless communication technology standards and prior art combinations.
Ericsson Inc. et al. v.XR COMMUNICATIONS LLC
Ericsson and Nokia's IPR petition against XR Communications LLC was denied by the PTAB, failing to demonstrate a reasonable likelihood of success on obviousness grounds. The Board found that the petitioner did not persuasively show that prior art constituted 'pre-equalization.'
AT&T Corp et al. v.Daingean Technologies Ltd.
AT&T Mobility and others successfully petitioned to challenge Daingean Technologies' patent claims related to random access procedures. The Board found a reasonable likelihood of unpatentability based on obviousness over prior art references Lee1 and Lee2 for claims 4, 5, 6, and 8.
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