Judge Profile

Stephen E. Belisle

63 IP cases indexed. Covers patent matters.

Cases Presided Over

63 cases indexed | Page 2 of 3

patent denied · Oct 22, 2024

MediaTek, Inc. et al. v.Redstone Logics LLC

· IPR2025-00085

The PTAB denied institution for an IPR challenge against Redstone Logics LLC's patent, finding that the petitioner failed to demonstrate a reasonable likelihood of prevailing on obviousness grounds. The dispute centered on multi-core processor design and clock ratio controllers.

patent terminated or settled · Sep 20, 2024

Ericsson Inc et al. v.Headwater Partners II LLC

· IPR2024-01468

Major U.S. carriers and Ericsson settled their IPR dispute over U.S. Patent 9,094,868, leading the PTAB to terminate the proceeding and keep the settlement terms confidential.

patent instituted · Sep 20, 2024

Ericsson Inc et al. v.Headwater Partners II LLC

· IPR2024-01468

Ericsson Inc et al. successfully petitioned to institute IPR against Headwater Partners II LLC's patent (9094868), challenging claims 11-15 on obviousness grounds. The PTAB found a reasonable likelihood that the claimed link quality estimation would have been obvious over Jarvinen and Fox.

patent denied · Sep 9, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01397

The PTAB denied Samsung's request to institute an IPR against Headwater Research's patent (9647918), citing procedural redundancy with a previously filed, higher-ranked petition.

patent instituted · Sep 9, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01396

The PTAB granted institution of IPR for Samsung against Headwater, finding a reasonable likelihood that the challenged wireless device claims are unpatentable over Bennett and Vadde.

patent denied · Sep 9, 2024

Roku, Inc. v.Dolby International AB

· IPR2024-01354

Roku, Inc.'s IPR challenge against Dolby International AB's audio signal coding patents was denied by the PTAB. The Board found that Roku failed to establish a reasonable likelihood of prevailing on any obviousness grounds (35 U.S.C. § 103).

patent some challenged claims unpatentable · Aug 30, 2024

Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.

· PGR2024-00050

The PTAB issued a Final Written Decision in PGR2024‑00050, finding claims 5 and 17 indefinite and lacking written description, and deeming claims 1‑12, 15‑17, and 21‑23 obvious over Gilb ’792 and Bundy. The Board granted a partial amendment for claim 32 while denying other proposed substitute claims.

patent mixed - some claims cancelled, some upheld · Aug 30, 2024

Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.

· PGR2024-00050

The PTAB found 103 of the 105 claims of Simpson Strong‑Tie’s fire‑wall hanger patent unpatentable as obvious over a combination of Yamaguchi, Bundy, Adams and Gilb ’416 references. Claims 38 and 91 were left intact. The Board adopted petitioner‑proposed claim constructions.

patent terminated or settled · Aug 30, 2024

Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.

· PGR2024-00050

Simpson Strong‑Tie and Columbia Insurance reached a confidential settlement, prompting the PTAB to terminate the post‑grant review of patent 11,920,339. The Board granted the joint motion to keep the settlement confidential and end the proceeding.

patent instituted · Aug 30, 2024

Simpson Strong-Tie Company Inc. et al. v.Columbia Insurance Company et al.

· PGR2024-00050

The PTAB decided to institute PGR proceedings, finding that the Petitioner successfully overcame arguments of Examiner error regarding prior art combinations and claim construction issues. The dispute centers on fire-resistant wall assemblies and truss hangers, with the Board issuing preliminary determinations on key terms like 'planar extension plate' and 'bounding.'

patent terminated or settled · Aug 28, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01337

Samsung and Headwater Research entered a settlement that led to a joint motion to terminate the IPR over patent 8,588,110. The Board granted the motion, dismissing the proceeding and treating the settlement documents as confidential.

patent instituted · Aug 28, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01337

The PTAB institution decision allows Samsung Electronics Co., Ltd. to challenge 30 claims of U.S. Patent No. 8,588,110 B2 based on obviousness (35 U.S.C. § 103). The Board adopted the Petitioner's view of the level of ordinary skill in the art and conducted claim construction for key 'means for' limitations. This sets the stage for a full IPR review against Headwater Research LLC.

patent Final Written Decision · Aug 23, 2024

Genius Sports Ltd. v.SportsCastr Inc.

· IPR2024-01310

The PTAB issued a Final Written Decision finding all 15 challenged claims unpatentable as obvious over combinations of prior art. Petitioner successfully demonstrated that combining Ellis and Spivey taught an 'event socket' to improve latency, while other grounds were also met by the combination of Ellis, Spivey, and Herzog.

patent final · Aug 22, 2024

Genius Sports Ltd. v.SportsCastr Inc.

· IPR2024-01308

The PTAB issued a Final Written Decision finding all nine challenged claims unpatentable over combinations of prior art references (Ellis, Spivey, Herzog). The Board relied heavily on the combination of Ellis and Spivey to establish obviousness for Claim 1, particularly regarding low-latency data delivery via uniquely addressable event sockets.

patent final · Aug 22, 2024

Genius Sports Ltd. v.SportsCastr Inc.

· IPR2024-01305

The PTAB found claims 1-7 unpatentable over a combination of Ellis, Spivey, and Herzog, concluding that the claimed live video streaming system was obvious to a POSA. The Board specifically held that Spivey's topic queues satisfy the definition of an 'event socket.'

patent terminated or settled · Aug 11, 2024

Roku, Inc. v.VideoLabs, Inc.

· IPR2025-00072

Roku and VideoLabs settled their inter partes review dispute over U.S. Patent 7,233,790, leading the PTAB to terminate the proceeding before institution.

patent terminated or settled · Aug 7, 2024

Hecht, Thomas v.Carver Edison, Inc.

· IPR2024-01135

The petitioner and Carver Edison, Inc. settled their inter partes review before trial, resulting in a joint motion to dismiss and termination of the proceeding. The Board granted confidentiality for the settlement agreement.

patent denied · Jul 6, 2024

Google LLC et al. v.Headwater Research LLC

· IPR2024-00945

Google's attempt to invalidate a wireless traffic control patent was denied by the PTAB, as the petitioner failed to meet the 'reasonable likelihood' standard for obviousness. The Board found that the prior art did not sufficiently teach or suggest the specific differential traffic policies claimed in the patent.

patent instituted · Jul 6, 2024

Google LLC et al. v.Headwater Research LLC

· IPR2024-00942

Google LLC et al. successfully secured institution in an IPR against Headwater Research LLC's '541 patent regarding device-assisted services for network capacity control. The Board found sufficient evidence that the remaining claims are unpatentable under 35 U.S.C. §§ 102 and 103, based on prior art including Rao.

patent Final Written Decision · Jul 6, 2024

Google LLC et al. v.Headwater Research LLC

· IPR2024-00942

The PTAB issued a Final Written Decision finding numerous claims of Patent 8,589,541 unpatentable based on anticipation (102) and obviousness (103). The Board found that the prior art reference Rao sufficiently disclosed key elements for many claims.

patent terminated or settled · Jun 20, 2024

Cellco Partnership d/b/a Verizon Wireless et al. v.Headwater Research LLC

· IPR2024-01041

Verizon Wireless and other carriers settled with Headwater Research, leading to the termination of an IPR over patent 8,924,543 B2. The Board granted the joint motion to end the proceeding and kept the settlement documents confidential.

patent instituted · Jun 20, 2024

Cellco Partnership d/b/a Verizon Wireless et al. v.Headwater Research LLC

· IPR2024-01041

The PTAB instituted an IPR challenge against a wireless communications patent covering network service plan provisioning. The Petitioner, Cellco/Verizon Wireless et al., successfully demonstrated a reasonable likelihood of prevailing on its grounds of unpatentability under 35 U.S.C. §§ 102 and 103. This sets the stage for a full trial proceeding on all 42 challenged claims.

patent terminated or settled · Jun 18, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01051

Samsung and Headwater Research settled their dispute, leading the PTAB to terminate the inter partes review of patent 8,639,811. The settlement agreement was ordered to be kept confidential.

patent instituted · Jun 18, 2024

Samsung Electronics Co., Ltd. et al. v.Headwater Research LLC

· IPR2024-01051

Samsung Electronics Co., Ltd. successfully petitioned to institute IPR against Headwater Research LLC's patent (8639811) regarding wireless device provisioning and access control. The Board found reasonable likelihood that dependent claim 4 would be obvious over the combination of prior art references Rao and Jones.

patent terminated or settled · May 31, 2024

Samsung Electronics Co., Ltd. et al. v.Redstone Logics LLC

· IPR2024-00974

Samsung Electronics and Redstone Logics settled their IPR dispute over Patent 9,253,925 before a trial was instituted. The Board terminated the proceeding and ordered the settlement agreement to be kept confidential.

patent all challenged claims unpatentable · May 21, 2024

Good Sportsman Marketing, LLC v.--

· PGR2024-00034

Good Sportsman Marketing successfully convinced the PTAB that all 19 claims of patent 11736855 were unpatentable. The Board found the claims invalid under both obviousness (35 U.S.C. § 103) and various indefiniteness grounds (35 U.S.C. § 112(b)).

patent instituted · Apr 19, 2024

Cellco Partnership d/b/a Verizon Wireless et al. v.Headwater Partners I LLC

· IPR2024-00809

The PTAB instituted the IPR challenge against Verizon Wireless's patent (9198042), finding a reasonable likelihood of prevailing on grounds of obviousness. The Board accepted Petitioner's arguments that prior art references could be combined to teach secure execution environments for mobile data services.

patent final · Apr 19, 2024

Cellco Partnership d/b/a Verizon Wireless et al. v.Headwater Partners I LLC

· IPR2024-00809

The Board found all 18 challenged claims unpatentable under 35 U.S.C. § 103 (obviousness). The Petitioner successfully argued that the combination of prior art references, including Limont, Wright, and Xu, disclosed the claimed invention. This final decision provides a strong defense against infringement claims in wireless communications technology.

patent instituted · Apr 3, 2024

Meta Platforms, Inc. v.Sitnet, LLC

· IPR2024-00612

Meta Platforms successfully secured institution of its IPR challenge against Sitnet LLC's patent 8249932, challenging claims based on obviousness over prior art. The Board accepted the Petitioner's arguments regarding claim construction and found a reasonable likelihood of prevailing on at least one ground.

patent instituted · Feb 27, 2024

Meta Platforms, Inc. v.Sitnet, LLC

· IPR2024-00529

Meta Platforms successfully secured institution in its IPR challenge against Sitnet, LLC's '454 patent. The Board found sufficient support for obviousness over Amidon and Wong/Gogic, advancing the dispute to trial.

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