US PTAB Patent Cases
8,722 decisions indexed
Page 158 of 291 · 8,722 total
Curio Bioscience et al. v.Prognosys Biosciences Inc. et al.
Curio Bioscience has filed an IPR petition seeking cancellation of 17 claims of the ‘022 patent covering spatially encoded biological assays, arguing obviousness over Cantor and Armani and anticipation by Frisen.
Amazon.com, Inc. et al. v.NL Giken Inc.
Amazon and affiliates petition PTAB to invalidate NL Giken’s ’968 patent, alleging all 12 claims are obvious over prior art such as Lee and Hunt. The petition also argues discretionary denial is not warranted.
Google LLC v.DH International Ltd.
Google has filed an IPR petition seeking to invalidate all 20 claims of DH International’s ’294 patent covering multimode cellular phone data switching, arguing that Mooney and Lee disclose the same features and that discretionary denial is unwarranted.
Par-Kan Company, LLC et al. v.Unverferth Mfg. Co., Inc.
The PTAB denied the institution of an IPR challenging claims in a seed carrier patent (9745123). The Patent Owner successfully demonstrated that their prototype predated the prior art references cited by the Petitioner.
Par-Kan Company, LLC et al. v.Unverferth Mfg. Co., Inc.
The PTAB denied Par-Kan Company's IPR against Unverferth Mfg. Co.'s patent 8967940, finding that the petitioner failed to demonstrate a reasonable likelihood of prevailing over prior art references like Morris and Hiniker Webpage.
Amazon.com, Inc. et al. v.NL Giken Inc.
Amazon successfully convinced the PTAB to institute an IPR against NL Giken's patent, asserting obviousness over prior art references Lee and Hunt. The Board found a reasonable likelihood of prevailing on all 12 challenged claims, advancing the case toward trial.
Google LLC v.DH International Ltd.
Google LLC successfully petitioned the PTAB to challenge DH International Ltd.'s patentability, leading the Board to institute IPR proceedings on all 20 claims. The Board adopted a broad construction of 'activation cue' favorable to Google and found that the Petitioner met the standard for institution based on obviousness grounds over prior art references Mooney and Lee.
Google LLC v.DH International Ltd.
Google LLC's IPR challenge against DH International Ltd.'s payment card patent was denied by the PTAB. The Board found that Google failed to establish a reasonable likelihood of prevailing, specifically regarding the obviousness claims over Ong and Hoff.
Curio Bioscience et al. v.Prognosys Biosciences Inc. et al.
The PTAB denied the IPR petition brought by Curio Bioscience against Prognosys and 10X Genomics, finding that the challenged claims were not obvious over Cantor or anticipated by Frisen. The Board upheld the Patent Owner's position regarding spatial analysis in tissue samples.
Google LLC v.DH International Ltd.
The PTAB issued a Final Written Decision finding that all 20 claims of the '294 patent were unpatentable over prior art references Mooney and Lee. The Board successfully construed key terms like 'activation cue' functionally, agreeing that a quality Bluetooth signal satisfies this requirement.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron have settled their dispute over U.S. Patent 11,903,546 and jointly moved to terminate the inter partes review. The motion cites statutory authority and prior Board guidance to support termination.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron settled their PTAB inter partes review disputes, leading to termination of four IPRs covering Dyson vacuum technology patents. The settlement agreement is treated as confidential business information.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson and Omachron have settled their IPR dispute over U.S. Patent 11,903,546 and jointly request the Board to terminate the proceeding and keep the settlement agreement confidential.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson Technology Limited filed an Initial Petition challenging 15 claims of Omachron Intellectual Property Inc.'s patent related to hand vacuum cleaner configuration. The petition asserts that the challenged claims are obvious, relying on two distinct combinations of prior art references.
Dyson Technology Limited et al. v.Omachron Intellectual Property Inc. et al.
Dyson successfully petitioned to institute IPR against Omachron Intellectual Property Inc.'s vacuum cleaner patent, asserting obviousness under 35 U.S.C. § 103. The Board found that Dyson adequately demonstrated a motivation to combine prior art references for several claimed features, leading to institution on 13 claims.
Inari Agriculture, Inc. v.Pioneer Hi-Bred International, Inc.
Inari Agriculture challenges the PTAB’s denial of institution for a plant‑utility patent, arguing the Board created an improper bright‑line rule that shields patents based on secret parent lines. The petition cites statutory and policy grounds, seeking Director review.
Inari Agriculture, Inc. v.Pioneer Hi-Bred International, Inc.
The PTAB Director denied Inari Agriculture’s request for a Director Review of institution decisions in four PGR cases involving Pioneer Hi-Bred’s seed patent. The denial leaves the original institution outcomes intact.
Inari Agriculture, Inc. v.Pioneer Hi-Bred International, Inc.
Inari Agriculture has filed a PGR petition challenging Pioneer Hi‑Bred’s U.S. Patent 11,696,545 covering an inbred corn variety. The petition alleges obviousness over multiple prior‑art patents, lack of utility, and insufficient written description and enablement. Inari seeks institution of the review and cancellation of claims 1‑20.
Helena Laboratories Corporation v.Sebia
Helena Laboratories Corporation petitioned the PTAB challenging numerous claims of Sebia's patent (No. 7887686) on grounds of obviousness under 35 U.S.C. §103. The petitioner argues that combining known techniques, such as using zwitterionic buffers with flow inhibitors in Capillary Electrophoresis, is predictable to a Person Having Ordinary Skill In The Art.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
Micron Technology filed an IPR petition against Yangtze Memory Technologies regarding U.S. Patent No. 11,501,822, challenging its validity based on obviousness (35 U.S.C. § 103). The petitioner successfully established a reasonable likelihood of success on the merits and met all procedural requirements for institution.
Inari Agriculture, Inc. v.Pioneer Hi-Bred International, Inc.
The PTAB denied institution of Inari Agriculture's PGR against Pioneer Hi-Bred International regarding maize breeding claims. The Board found the Petitioner failed to demonstrate a reasonable expectation of success, specifically failing to adequately address the unique genotype (PH4CYJ) central to the patent.
Helena Laboratories Corporation v.Sebia
Helena Laboratories Corporation's IPR challenge against Sebia regarding hemoglobin analysis claims was denied by the PTAB. The Board found that the petitioner failed to demonstrate material error in the Examiner's rejection, particularly concerning prior art references like Shihabi and Huang.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
Micron Technology successfully secured institution in a PTAB proceeding against Yangtze Memory Technologies regarding non-volatile memory technology. The Board found sufficient evidence to proceed on multiple grounds of obviousness over prior art references Lee, Zhao, and Yang.
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
The PTAB issued a Final Written Decision finding that the patent claims were unpatentable over combinations of prior art references. Specifically, the Petitioner successfully demonstrated obviousness against Zhao and Lee, leading to the rejection of nearly all challenged claims.
Geneoscopy, Inc. v.Exact Sciences Corporation
Geneoscopy challenges Exact Sciences' '781 patent on grounds of obviousness (103) related to colorectal cancer diagnostics. The petitioner argues that combining known methods for fecal sample processing, such as DNA methylation and blood protein testing, renders the claims unpatentable over prior art references. This challenge targets multiple diagnostic claim sets across the patent.
Geneoscopy, Inc. v.Exact Sciences Corporation
Geneoscopy, Inc. successfully petitioned the PTAB to institute an IPR against Exact Sciences Corporation's patent (11634781). The Board found a reasonable likelihood of prevailing on all grounds, specifically regarding obviousness under 35 U.S.C. § 103.
Geneoscopy, Inc. v.Exact Sciences Corporation
The PTAB found all 20 claims of the '11634781 patent unpatentable as obvious under 35 U.S.C. § 103. The Board concluded that combining prior art references, specifically Lenhard, Vilkin, and Itzkowitz, taught or suggested every element of independent claim 1 with a reasonable expectation of success. This decision rejects the Patent Owner's arguments regarding lack of motivation to combine the cited art.
CrowdStrike, Inc. et al. v.GoSecure, Inc.
The PTAB Director has sent a review request for IPR2025-00068 and IPR2025-00070, instructing CrowdStrike to file a concise response without new evidence. The email sets a five‑page limit and a five‑day deadline for filing.
CrowdStrike, Inc. et al. v.GoSecure, Inc.
GoSecure seeks Director Review to vacate the institution of two IPRs filed by CrowdStrike that challenge all 21 claims of U.S. Patent 9,954,872. The patent owner alleges the Board abused discretion by allowing duplicate petitions, misapplying claim ambiguity, and incorrectly construing “computer system.”
CrowdStrike, Inc. et al. v.GoSecure, Inc.
GoSecure seeks Director review to vacate the PTAB’s institution of two parallel IPRs filed by CrowdStrike, arguing procedural abuse, improper claim construction, and lack of exceptional circumstances.
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