US PTAB IP Litigation
8,574 annotated decisions
Page 282 of 358 · 8,574 total
patent instituted
Alliance Laundry Systems, LLC v.PayRange LLC.
· PGR2025-00028
The PTAB instituted trial on grounds of eligibility (101), anticipation (102), and obviousness (103) for all 20 claims related to mobile payment processing. The Board found that the Petitioner demonstrated a likelihood of unpatentability, despite some claim limitations being construed favorably to the Patent Owner.
patent instituted
Alliance Laundry Systems, LLC v.PayRange LLC.
· PGR2025-00027
The PTAB granted institution for Post-Grant Review on all 20 claims of the '920 patent covering mobile payment systems, facing challenges under § 101 (eligibility) and § 103 (obviousness). The Board found sufficient evidence to proceed with arguments regarding abstract ideas and inventive concepts.
patent denied
Therabody, Inc. v.DataFeel, Inc. et al.
· PGR2025-00026
Therabody's Post-Grant Review petition against DataFeel was denied by the PTAB after failing to demonstrate a likelihood of unpatentability for claim 4. The Board rejected grounds based on obviousness (103) and lack of enablement/written description (112).
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00024
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s '590 patent on grounds of enablement and obviousness. The PTAB found the claims were overly broad regarding polypeptide scope, requiring undue experimentation for a skilled artisan.
patent instituted
Multi-Color Corporation v.Brook & Whittle Ltd.
· PGR2025-00025
Multi-Color Corporation successfully petitioned the PTAB to institute review of claims 1-19 against Brook & Whittle Ltd.'s patent. The Board adopted a specific, technical construction for 'recyclable' based on prosecution history and found sufficient evidence across grounds including anticipation (102), obviousness (103), and indefiniteness (112).
patent instituted
Charles River Laboratories, Inc. v.Seikagaku Corporation
· PGR2025-00023
Charles River Laboratories successfully petitioned to invalidate Seikagaku Corporation's patent claims related to endotoxin detection. The Board found grounds for invalidity under 35 U.S.C. § 102 and § 112, specifically citing anticipation by a prior publication.
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00017
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s patent on enablement and obviousness grounds in a PTAB decision. The Board found that the patent documents supported a broad definition of modified PH20 polypeptides, while noting the petitioner had established a likelihood of prevailing on enablement but failed to prove obviousness.
patent instituted
Micron Technology, Inc. et al. v.Yangtze Memory Technologies Company, Ltd.
· PGR2025-00021
Micron Technology successfully instituted PGR against Yangtze Memory Technologies regarding a patent on 3D memory structures. The Board found that the petitioner sufficiently demonstrated obviousness over prior art references Kim and Lee for multiple claims. This moves the dispute into trial phase, raising significant stakes in semiconductor technology licensing.
patent instituted
Kubota North America Corporation et al. v.Vermeer Manufacturing Company
· PGR2025-00016
Kubota North America Corporation successfully petitioned PGR against Vermeer Manufacturing Company's patent for agricultural machinery, leading to institution on all 11 challenged claims. The Board found sufficient evidence of anticipation and obviousness based on prior art references like KR996.
patent instituted
Therabody, Inc. v.Hyperice IP Subco, LLC et al.
· PGR2025-00013
Therabody successfully challenged Hyperice's patent claims in a PTAB proceeding focused on massaging devices. The Board found likelihood of unpatentability based on obviousness and statutory deficiencies, particularly regarding the combination of prior art references.
patent instituted
ITM Isotope Technologies Munich SE v.The Johns Hopkins University et al.
· PGR2025-00012
ITM Isotope Technologies Munich SE challenged The Johns Hopkins University's claims regarding FAP-α targeting moieties based on obviousness and patentability issues (103/112). The Board instituted the PGR, finding that the claims face significant challenges related to enablement and indefiniteness.
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00009
The PTAB instituted the PGR petition challenging Halozyme's patent covering modified PH20 polypeptides. The Board found that the claims were not sufficiently supported by the specification regarding enablement and obviousness, despite Petitioner's arguments about the genus size.
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00006
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s claims regarding modified PH20 polypeptides in a PTAB decision. The Board instituted trial based on enablement and written description grounds, finding that the broad genus of claimed molecules required undue experimentation to identify active variants.
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00004
Merck Sharp & Dohme LLC successfully petitioned the PTAB against Halozyme, Inc.'s '298 patent covering modified PH20 polypeptides. The Board granted institution despite challenges based on Written Description and Enablement, allowing the dispute to proceed to trial.
patent instituted
Intelligent Wellhead Systems, Inc. et al. v.Downing Wellhead Equipment, LLC et al.
· PGR2025-00002
The PTAB instituted PGR on claims 1-78 of the '952 patent after reviewing multiple grounds, including eligibility (§ 101), obviousness (§ 103), and written description/enablement (§ 112). The Board found a likelihood of success for Petitioner despite arguments from Patent Owner regarding prior art limitations.
patent instituted
Merck Sharp & Dohme LLC v.Halozyme, Inc. et al.
· PGR2025-00003
Merck Sharp & Dohme LLC successfully challenged Halozyme, Inc.'s patent on modified PH20 polypeptides in a PGR proceeding. The Board found likelihood of prevailing based on arguments regarding the genus's scope and potential lack of enablement/obviousness.
patent denied
Catalyst OrthoScience Inc. v.Shoulder Innovations, Inc.
· PGR2025-00001
The PTAB denied Catalyst OrthoScience's Post-Grant Review of Shoulder Innovations' reverse shoulder implant patent (12,023,254). The denial was based on the advanced stage and significant overlap with co-pending district court litigation.
patent instituted
UATP IP, LLC et al. v.Slick Slide LLC
· PGR2024-00054
UATP IP successfully challenged the patentability of claims related to low-friction slide systems and mesh layers. The PTAB granted institution after finding likelihood of unpatentability, moving the case toward trial preparation while providing preliminary claim construction guidance on key terms.
patent instituted
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 instituted
Therabody, Inc. v.Hyperice IP Subco, LLC et al.
· PGR2024-00053
Therabody, Inc. successfully convinced the PTAB to institute proceedings against Hyperice IP Subco, LLC regarding a medical device patent (11857482). The Board found prima facie evidence of obviousness and indefiniteness across multiple claims based on prior art combinations.
patent denied
Ecto World, LLC d/b/a Demand Vape et al. v.RAI Strategic Holdings, Inc. et al.
· PGR2024-00049
The PTAB denied the institution of a Post-Grant Review (PGR) petition challenging claims related to electrically-powered aerosol generators. The Board found that the petitioner failed to meet its burden of showing a likelihood of unpatentability, despite narrowing claim construction on 'smoking article' to devices containing tobacco.
patent denied
PHISON ELECTRONICS CORPORATION v.Vervain, LLC
· PGR2024-00048
PHISON ELECTRONICS CORPORATION's petition challenging Vervain, LLC's NAND Flash Memory patent was denied by the PTAB. The Board found the specification sufficiently supported the claims against indefiniteness and written description challenges, and Petitioner failed to meet the likelihood standard for obviousness.
patent denied
Phison Electronics Corporation v.Vervain, LLC.
· PGR2024-00047
The PTAB denied the petition challenging a NAND Flash Memory System patent based on grounds including 101, 112, and 103. The Board found that the claims were directed toward a technological improvement in memory storage and adequately supported by the specification.
patent denied
Catalyst OrthoScience Inc. v.Shoulder Innovations, Inc.
· PGR2024-00042
Catalyst OrthoScience Inc.'s Post-Grant Review petition against Shoulder Innovations, Inc. was denied by the PTAB. The Board found that Petitioner failed to establish a 'compelling merits' showing for either obviousness (103) or indefiniteness (112).
