Short Summary
The PTAB issued a Final Written Decision finding all 20 claims of U.S. Patent No. 9,210,362 unpatentable. The Petitioner successfully demonstrated that the patent was anticipated or obvious over prior art references, primarily Zhang et al., in combination with other cited references.
Detailed Summary
In this Final Written Decision, the PTAB ruled against Entropic Communications, LLC (Patent Owner), finding all 20 claims of U.S. Patent No. 9,210,362 B2 unpatentable under both anticipation (102) and obviousness (103). The Petitioner successfully argued that the core limitations of the patent were disclosed in Zhang et al., or rendered obvious through combinations involving Pandey, Mirabbasi, Karabinis, and Jensen. This decision represents a comprehensive rejection based on multiple grounds across various claim sets related to wideband receiver systems/tuners.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Comcast Corporation et al. vs Entropic Communications LLC is valuable context for structuring arguments or assessing risk in similar proceedings.
Related Cases
Advanced Micro Devices, Inc. et al.vsConcurrent Ventures, LLC et al.
The USPTO Director has initiated a sua sponte review of three IPR institution decisions after the Patent Owner claimed the Petitioners violated a Sotera stipulation by litigating the same invalidity issues in district court. The parties may file brief arguments, and the proceedings are stayed pending the Director’s opinion.
Samsung Electronics Co., Ltd. et al.vsSiOnyx, LLC
The PTAB denied Samsung Electronics' IPR petition against SiOnyx, LLC due to significant overlap with a parallel district court case. The Board found that the proximity of the trial date and overlapping issues outweighed the Petitioner’s strong merits arguments regarding anticipation and obviousness in semiconductor technology.
Samsung Electronics Co., Ltd. et al.vsW&Wsens Devices Inc.
Samsung has filed a Request for Director Review challenging the USPTO’s denial of institution for a six‑year‑old patent owned by W&Wsens Devices. The petition argues the DI misapplied the Fintiv factors and created an unlawful time‑based bar.
Apple Inc.vs--
Apple moved to terminate IPR2025-00600 after a reexamination cancelled all claims of the 10,698,989 patent. The Board granted the motion, ending the proceeding before institution.
Tesla, Inc.vsIntellectual Ventures II LLC
The PTAB granted institution of IPR for Tesla against Intellectual Ventures II over a vehicle guidance patent. The Board rejected the Patent Owner's narrow claim constructions, finding that the Petitioner had shown a reasonable likelihood of prevailing on obviousness grounds.
Dealing with a patent challenge?
Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.
Disclaimer: This page contains an automated summary based on publicly available judicial records. The content is generated for informational purposes only and does not constitute legal advice. Always verify details against the original source judgment before relying on this information for any legal purpose. If you believe any information is inaccurate, please contact us.