Wireless communications — US PTAB Patent Cases
1,362 decisions indexed
Page 43 of 46 · 1,362 total
Texas Instruments Incorporated v.Greenthread, LLC
The Director granted review in multiple IPRs involving Texas Instruments and Greenthread, vacating the FWDs. The cases are remanded to allow discovery on privity issues across related proceedings.
TikTok Inc. et al. v.Cellspin Soft, Inc.
TikTok Inc. successfully convinced the PTAB to institute IPR proceedings against Cellspin Soft, Inc.'s patent covering Bluetooth data transfer and content publishing. The Board found sufficient evidence that the claims are obvious over various combinations of prior art references.
TikTok Inc. et al. v.Cellspin Soft, Inc.
TikTok and its affiliates successfully petitioned for institution in an IPR against Cellspin Soft regarding wireless communication patents. The Board found a reasonable likelihood of unpatentability based on obviousness over multiple prior art references, including Singh129/Singh906 and Kahn/Bluetooth.
Apple Inc. v.Poniatowski, Paul et al.
Apple Inc. successfully convinced the PTAB that its claims against Paul Poniatowski's patent were likely obvious over prior art references (Wang, Dua, Yong). The Board granted institution of IPR proceedings, moving the dispute toward trial in the District Court.
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.
Intel Corporation et al. v.TELEFONAKTIEBOLAGET L M ERICSSON et al.
Intel Corporation et al. successfully challenged patent claims related to inductor design and RF transceivers in an IPR proceeding against Ericsson et al. The PTAB found a reasonable likelihood of prevailing on multiple grounds, including obviousness based on the Taniguchi prior art.
Hewlett Packard Enterprise Company et al. v.Cobblestone Wireless LLC
The PTAB institution decision upheld the Petitioner's challenge of nine claims based on obviousness in wireless communication technology. The Board accepted that prior art disclosures, including IEEE standards and Shearer, support the claimed dual-frequency transmission structure.
Lenovo (United States), Inc. et al. v.Telefonaktiebolaget LM Ericsson et al.
Lenovo successfully convinced the PTAB to institute an IPR against Ericsson's patent (10425817) covering 5G security protocols. The Board found a reasonable likelihood of prevailing based on combinations of prior art references, leading to a trial proceeding.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
The PTAB granted institution for the patent covering video coding methods related to grouping image frames. The petitioner successfully argued that the claims are obvious over prior art references like MPEG-1, Yagasaki, and Kim. This decision sets a precedent regarding how standard technical specifications can teach complex encoding mechanisms.
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.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon successfully navigated the institution phase of its IPR against Nokia regarding video coding claims. The Board found a reasonable likelihood that Amazon could prove unpatentability under § 103, leading to the case being instituted for trial.
Amazon.com, Inc. et al. v.Nokia Technologies Oy
Amazon successfully challenged Nokia's patent claims in an IPR proceeding regarding video coding and motion prediction technology. The Board found a reasonable likelihood of prevailing on the grounds of obviousness over prior art, leading to institution.
Ericsson Inc. et al. v.XR COMMUNICATIONS LLC
The PTAB institution decision found a reasonable likelihood of prevailing for the Petitioner in its IPR against XR Communications LLC. The challenge focused on whether multi-beam directed signal systems were unpatentable under 35 U.S.C. § 103 using prior art references Agee and Butler.
T-Mobile USA, Inc. et al. v.Wireless Alliance, LLC et al.
A group of major carriers, including T-Mobile, AT&T, Verizon, Nokia, and Ericsson, challenged the validity of a patent owned by Wireless Alliance using obviousness grounds. The PTAB denied institution, finding that the petition lacked compelling merits despite the advanced stage of related district court litigation.
Samsung Electronics America, Inc. et al. v.Cobblestone Wireless LLC
The PTAB institution decision found a reasonable likelihood of success for Samsung Electronics America, Inc. in challenging Cobblestone Wireless LLC's patent (7924802). The Board preliminarily determined that the preamble 'in a wireless communication channel' is not limiting, allowing the IPR to proceed on grounds of obviousness (103) and anticipation (102).
T-Mobile USA, Inc. et al. v.Wireless Alliance, LLC et al.
The PTAB denied the IPR petition filed by major carriers against Wireless Alliance, LLC's patent 9144106. The Board found that the petitioner failed to meet the compelling merits standard for unpatentability under § 103.
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.
Cox Communications, Inc. v.Entropic Communications LLC
Cox Communications' IPR challenge against Entropic Communications regarding cable modem architecture claims 18 and 19 was denied by the PTAB. The Board found that the petitioner failed to meet the legal standard for institution, specifically failing to demonstrate obviousness over various prior art combinations.
Cox Communications, Inc. v.Entropic Communications LLC
Cox Communications' IPR challenge against Entropic Communications regarding network monitoring technology was denied by the PTAB. The Board found insufficient evidence to establish a reasonable likelihood of prevailing on grounds of obviousness over various prior art references.
DISH Network L.L.C. et al. v.Entropic Communications LLC
The PTAB denied institution of IPR for DISH Network against Entropic Communications, finding that the challenger failed to establish a reasonable likelihood of prevailing on grounds of obviousness. The challenge related to common bit-loading methods in broadband coaxial networks.
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.
DISH Network L.L.C. et al. v.Entropic Communications, LLC
The PTAB denied the institution of IPR for DISH Network against Entropic Communications, finding that the Petitioner failed to show a reasonable likelihood of prevailing on any ground. The dispute centers on whether specific probe packet techniques in coaxial networks are obvious.
Microsoft Corporation et al. v.InterDigital Patent Holdings, Inc. et al.
Microsoft Corporation successfully challenged InterDigital Patent Holdings, Inc.'s patent claims in a PTAB decision. The Board found that the petitioner demonstrated a reasonable likelihood of prevailing on all asserted grounds regarding anticipation and obviousness. This institution decision keeps the dispute alive for further review.
Microsoft Corporation et al. v.InterDigital Patent Holdings, Inc. et al.
The PTAB instituted an IPR challenge against InterDigital's patent 8737933, finding a reasonable likelihood of prevailing for Microsoft. The Board rejected the Patent Owner's attempt to secure discretionary denial, moving the case to the merits phase.
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, citing failures under the General Plastic factors. The Board found that the petitioner lacked sufficient diligence in prior art searching and failed to adequately justify petition timing.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied the IPR petition filed by Aylo Freesites Ltd against DISH Technologies L.L.C., citing a failure to demonstrate reasonable diligence in its prior art search and unfavorable General Plastic factors. The Board found that the Petitioner could not have reasonably avoided finding highly relevant references, leading to the denial of institution for all 16 claims at issue.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution of an IPR petition filed by Aylo Freesites Ltd against DISH Technologies L.L.C., citing failure to demonstrate reasonable diligence in prior art search and tactical delays. The Board relied on General Plastic factors, finding the overlap between petitions was significant and Petitioner failed to justify its timing or discovery efforts regarding new references.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution of the IPR petition against DISH Technologies L.L.C., finding that Aylo Freesites Ltd failed to demonstrate reasonable diligence in its prior art search. The Board relied on General Plastic factors, noting substantial similarities between the cited references and suggesting a skilled searcher would have found them earlier.
Aylo Freesites Ltd et al. v.DISH Technologies L.L.C. et al.
The PTAB denied institution for Aylo Freesites Ltd et al.'s IPR against DISH Technologies L.L.C., citing failure to meet diligence requirements. The Board found that Petitioner failed to demonstrate reasonable diligence in searching for primary prior art, leading to a discretionary denial under General Plastic factors.
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