US PTAB Patent Cases
2,587 decisions indexed
Page 69 of 87 · 2,587 total
Wiz, Inc. v.Orca Security Ltd.
The PTAB denied Wiz, Inc.'s request to institute an IPR against Orca Security Ltd., because the patent owner had statutorily disclaimed all challenged claims.
Shenzhen Tuozhu Technology Co., Ltd. et al. v.Stratasys, Inc. et al.
The PTAB instituted an IPR trial, finding a reasonable likelihood of unpatentability for the petitioner, Shenzhen Tuozhu Technology Co., Ltd., against Stratasys, Inc. The grounds centered on 35 U.S.C. § 102 and § 103 regarding data tag-based automation in 3D printing.
Wiz, Inc. v.Orca Security Ltd.
The PTAB denied Wiz, Inc.'s IPR petition against Orca Security Ltd. because the Patent Owner had disclaimed all challenged claims prior to institution.
Charles River Laboratories, Inc. v.Seikagaku Corporation
Charles River Laboratories successfully petitioned to institute IPR against Seikagaku Corporation's patent (11236318) based on grounds of lack of written description and obviousness. The Board found sufficient evidence at this preliminary stage, allowing the challenge to proceed into full litigation.
Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.
The PTAB granted institution of IPR for Cambridge Industries against Applied Optoelectronics over a patent covering optical isolator arrays, focusing on anticipation and obviousness grounds.
Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.
The PTAB denied institution of an IPR challenge against Applied Optoelectronics Inc.'s patent, finding that the petitioner failed to demonstrate a reasonable likelihood of prevailing on anticipation grounds (35 U.S.C. § 102). The Board specifically rejected arguments based on prior art references Shen and Soldano regarding optical receiving devices.
Cambridge Industries USA Inc. et al. v.Applied Optoelectronics, Inc.
The PTAB denied institution of IPR for Cambridge Industries against Applied Optoelectronics' optical patent (10313024), finding the Petitioner failed to show a reasonable likelihood of success based on prior art references Mizobuchi and Akashi.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The PTAB institution decision found that the challenged claims related to lithium-ion battery electrolytes were obvious over various combinations of prior art references. The Petitioner successfully argued that a Person of Ordinary Skill in the Art would be motivated to combine elements from Zeng, Sunose, and Matsuoka to achieve improved performance. This ruling advances the scope of obviousness findings in advanced energy storage technology.
Meta Platforms, Inc. v.Sterling Computers Corporation
Meta Platforms successfully challenged Sterling Computers Corporation's patent for content relevance techniques in a PTAB IPR. The Board found that the patent was obvious over prior art (Rose and Bieganski) and adopted Petitioner’s claim constructions, leading to an institution decision.
PacifiCorp et al. v.MES, Inc.
The Board instituted the IPR petition against Patent No. 10589225, finding a reasonable likelihood of prevailing on multiple grounds. The institution decision addressed complex issues regarding real party in interest and written description support for genus claims related to flue gas treatment.
PacifiCorp et al. v.MES, Inc.
The PTAB Director remanded multiple IPRs to the Board, requiring resolution of RPI and privity issues based on a prior ruling limiting parallel challenges.
PacifiCorp et al. v.MES, Inc.
The Director denied a patent owner's request for review, remanding the IPR to allow discovery on RPI and privity issues related to time-bar defenses. This allows Petitioners to proceed with institution.
PacifiCorp et al. v.MES, Inc.
The PTAB granted institution for an IPR challenging claims related to mercury removal from flue gas using activated carbon sorbents. The Board found the Petitioner met a reasonable likelihood of prevailing standard, despite disputes over prior art reduction to practice.
PacifiCorp et al. v.MES, Inc.
The Director issued an order supplementing a review decision, limiting the number of parallel IPRs challenging four patents to one per patent.
PacifiCorp et al. v.MES, Inc.
The Director denied a patent owner's request for review, remanding the IPR to allow discovery on RPI and privity issues related to time-bar defenses. The proceeding involves PacifiCorp et al. challenging Birchtech Corp.'s patents.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy et al. successfully petitioned to institute IPR against Birchtech Corp.'s patent (10668430) covering mercury removal from flue gas. The Board found Petitioners established a reasonable likelihood of prevailing on grounds of obviousness and anticipation.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The Director reviewed multiple IPRs challenging several patents and issued an Order supplementing a prior remand. The key issue addressed is the permissibility of multiple petitions challenging the same patent.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB denied the Patent Owner's request for Director Review, remanding the cases to allow discovery on RPI and privity issues related to time-bar defenses in IPR2025-00423.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The Director reviewed multiple IPRs against Birchtech's patents, instructing the Board to consolidate parallel proceedings into a single petition per patent if RPI requirements are met.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB institution decision found a reasonable likelihood of prevailing for the Petitioners regarding claims covering flue gas pollutant removal. The Board addressed both anticipation and obviousness grounds, concluding that the combination of prior art references was sufficiently motivated to render the asserted claims unpatentable.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
The PTAB denied a patent owner's request for Director Review, finding that the Petitioners' real party in interest (RPI) status was not definitively proven. The cases are remanded to allow discovery on RPI and privity issues before determining if the petitions are time-barred.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd. successfully demonstrated a reasonable likelihood of success in its IPR against Ningde Amperex Technology Ltd.'s patent, focusing on obviousness under 35 U.S.C. § 103. The Board found that the petitioner adequately showed Murakami discloses key features and that combinations with Beard and Akiike were motivated and predictable.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd. successfully petitioned to institute IPR proceedings against Ningde Amperex Technology Ltd.'s patent (11769910). The Board found sufficient evidence that the claims are unpatentable under 35 U.S.C. § 103 over various prior art references, including Zeng and Zhou. This ruling advances a critical battery technology dispute into trial.
Mercedes-Benz Group AG et al. v.Phelan Group, LLC
Mercedes-Benz Group AG successfully petitioned to challenge Phelan Group's patent (9045101) in the PTAB, leading to institution of all 20 claims. The Board found a reasonable likelihood of prevailing based on anticipation and obviousness grounds against multiple prior art references.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
The Director denied institution of IPR for Zhuhai CosMX Battery Co., Ltd. against Ningde Amperex Technology Ltd., citing the petition's unfocused nature and inefficient use of Office resources.
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co. successfully petitioned the PTAB, leading to the institution of IPR proceedings against Ningde Amperex Technology Ltd.'s lithium-ion battery patent (11,923,498). The Board found a reasonable likelihood of success on obviousness grounds over multiple prior art references.
Ericsson Inc et al. v.HEADWATER PARTNERS II LLC
Ericsson Inc. successfully petitioned to invalidate key claims of Headwater Partners II LLC's patent related to wireless backhaul systems. The PTAB found a reasonable likelihood that the claims are unpatentable based on obviousness and anticipation over prior art (Ishii and Sfar).
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
Zhuhai CosMX Battery Co., Ltd.'s IPR challenge against Ningde Amperex Technology Ltd. was denied by the PTAB. The Board found insufficient evidence to overcome anticipation and obviousness grounds related to lithium-ion battery separator materials.
Kubota North America Corporation et al. v.Vermeer Manufacturing Company
Kubota North America Corporation successfully petitioned the PTAB against Vermeer Manufacturing Company's patent, leading to institution on all 10 challenged claims. The Board adopted Petitioner's interpretation of 'loader support,' finding that prior art supports anticipation and obviousness grounds.
POSCO Co., Ltd. et al. v.ArcelorMittal
POSCO Co., Ltd. successfully petitioned the PTAB to institute an IPR against ArcelorMittal's patent, demonstrating a reasonable likelihood of prevailing on all 25 challenged claims. The Board found sufficient evidence across multiple grounds of obviousness (103) involving various prior art combinations.
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