Judge Profile

Stephen E. Belisle

86 IP cases indexed. Covers patent matters.

Cases Presided Over

86 cases indexed | Page 1 of 3

patent terminated or settled

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 terminated or settled

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 terminated or settled

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 terminated or settled

BOE Technology Group Co., Ltd. v.Paneltouch Technologies LLC

· IPR2025-01267

BOE Technology and Paneltouch Technologies settled their inter partes review of U.S. Patent 11,126,025, leading the PTAB to terminate the proceeding and keep the settlement confidential.

patent mixed - some claims cancelled, some upheld

Meta Platforms, Inc. v.SitNet, LLC

· IPR2026-00100

Meta Platforms successfully challenged SitNet’s ’454 patent, leading the PTAB to find claims 1‑9 and 20 unpatentable and cancel claims 10‑19.

patent all challenged claims unpatentable

Target Corporation v.HEADWATER RESEARCH LLC

· IPR2026-00154

The PTAB held that all of the challenged claims of Headwater’s ’541 patent are unpatentable, finding anticipation or obviousness over the Rao reference and, for many claims, additional references.

patent denied

Apple Inc. v.HBCU Messaging US LP

· IPR2026-00107

Apple’s petition to invalidate a patent was denied by the PTAB because it failed to show a reasonable likelihood of success on any of the 14 challenged claims. The Board found the obviousness arguments lacked the required particularity and rationale.

patent some challenged claims unpatentable

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 terminated or settled

Be Smarter, LLC et al. v.Yondr, Inc.

· PGR2025-00070

Be Smarter and Yondr settled their post‑grant review dispute over patent 12,133,078. The parties filed a joint motion, and the PTAB terminated the proceeding without a final written decision.

patent final

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00124

The Board found that U.S. Patent No. 7,325,140 B2 is unpatentable due to obviousness over prior art references. Specifically, the combination of Neufeld and Syvanne renders claims 11 and 12 obvious, while other combinations involving IPMI render multiple claims invalid.

patent Final Written Decision

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00109

The Board found that claims 1–3, 6–9, 12, and 14–17 are unpatentable over Neufeld grounds. Specifically, the Board determined that prior art reference Neufeld taught multiple limitations of the claimed apparatus, including distinct bus controllers and encrypted communication handling. The combination of IPMI/Huckins was rejected as lacking motivation to combine or relying on hindsight.

patent final

Meta Platforms, Inc. v.Sitnet, LLC

· IPR2024-00529

The PTAB found that Claims 1-9 and 20 are unpatentable over prior art references (Amidon, Wong, Gogic) based on obviousness. Additionally, the Board granted an Adverse Judgment to cancel claims 10-19.

patent final

Meta Platforms, Inc. v.Sitnet, LLC

· IPR2024-00612

The PTAB found that claims 12-21 of patent 8249932 were unpatentable under 35 U.S.C. § 103(a). The Petitioner successfully demonstrated obviousness by combining prior art references, specifically Amidon and Walsh, to teach the claimed targeted advertising system in situational networks.

patent final

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 Final Written Decision

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 Final Written Decision

Google LLC et al. v.Headwater Research LLC

· IPR2024-00943

The PTAB issued a Final Written Decision finding that numerous claims of the patent were unpatentable. The Board found successful anticipation under 35 U.S.C. § 102 and obviousness under § 103, primarily using prior art reference Rao.

patent final

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 final

Genius Sports Ltd. v.SportsCastr Inc.

· IPR2024-01307

The PTAB found that claims 19-25 and 27-30 of the '687 patent were unpatentable over a combination of Ellis and Spivey, based on obviousness (Ground 1). The Board rejected an alternative ground involving Herzog, finding no motivation to combine those references.

patent final

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

Genius Sports Ltd. v.SportsCastr Inc.

· IPR2024-01309

The PTAB found that the challenged claims were unpatentable by a preponderance of evidence, rejecting the Patent Owner's arguments against obviousness. The decision centered on whether prior art references (Ellis and Spivey) combined could teach all limitations of the claimed system for live event broadcasting.

patent Final Written Decision

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

Genius Sports v.SportsCastr Inc.

· IPR2024-01311

The PTAB found that claims 16-30 of the patent are unpatentable based on anticipation and obviousness grounds. The Board concluded that prior art references, specifically Ellis and Spivey, teach or suggest all limitations of several challenged claims related to live event streaming and data synchronization.

patent all challenged claims unpatentable

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

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00109

Lenovo successfully challenged several claims of Intellectual Ventures II's patent (8474016) in an IPR proceeding, leading the PTAB to institute on all challenged claims. The Board found strong evidence that prior art references like Neufeld and PCI Bridge Spec taught or rendered obvious various limitations of the asserted claims.

patent instituted

Lenovo (United States) Inc. et al. v.Intellectual Ventures II

· IPR2024-00124

Lenovo challenged Intellectual Ventures II's patent (7325140) in an IPR, arguing the claims are obvious over prior art related to remote device management. The Board found that Lenovo showed a reasonable likelihood of prevailing on several grounds, particularly citing Neufeld and IPMI as teaching key limitations. This institution decision moves the case toward trial, focusing on complex technical combinations of access control protocols.

patent instituted

Meta Platforms, Inc. v.Sitnet, LLC

· IPR2024-00528

Meta Platforms successfully navigated the institution phase of an IPR against Sitnet's patent 8249932, with the PTAB finding a reasonable likelihood that claims are unpatentable. The Board adopted a specific construction for 'situational network,' setting the stage for trial.

patent instituted

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.

patent instituted

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

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 instituted

Google LLC et al. v.Headwater Research LLC

· IPR2024-00943

Google LLC successfully secured institution in its IPR against Headwater Research LLC regarding wireless network capacity management claims. The Board found a reasonable likelihood of prevailing on multiple claims based on obviousness over prior art references Rao and Fadell.

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