IP Verse

Nippon Suisan Kaisha competitive analysis

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Latest patents of Nippon Suisan Kaisha opposed by its competitors

Explore Nippon Suisan Kaisha's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Oct 23, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3632422
Oct 16, 2024Composition For Improving Vascular Endothelial Function1
EP3971165
Aug 7, 2024Highly Unsaturated Fatty Acid Or Highly Unsaturated Fatty Acid Ethyl Ester With Reduced Environmental Pollutants, And Method For Producing Same1
EP2682453
Mar 22, 2023Method Of Producing Oil/Fat Comprising Highly-Unsaturated Fatty Acids By Means Of Lipase1
EP2851361
Nov 24, 2021Highly Unsaturated Fatty Acid Or Highly Unsaturated Fatty Acid Ethyl Ester With Reduced Environmental Pollutants, And Method For Producing Same1

Latest publications and patents of Nippon Suisan Kaisha New

Explore the latest publications and patents granted to Nippon Suisan Kaisha, showcasing their recent innovations and technological advancements.

Last updated on: Oct 19, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Nippon Suisan Kaisha

EP3632422
Oct 16, 2024Composition For Improving Vascular Endothelial FunctionGranted And Under Opposition
EP3971165
Aug 7, 2024Highly Unsaturated Fatty Acid Or Highly Unsaturated Fatty Acid Ethyl Ester With Reduced Environmental Pollutants, And Method For Producing SameGranted And Under Opposition
EP2682453
Mar 22, 2023Method Of Producing Oil/Fat Comprising Highly-Unsaturated Fatty Acids By Means Of LipasePatent Maintained As Amended
EP2851361
Nov 24, 2021Highly Unsaturated Fatty Acid Or Highly Unsaturated Fatty Acid Ethyl Ester With Reduced Environmental Pollutants, And Method For Producing SameGranted And Under Opposition
EP1564278
Jan 10, 2018Composition Containing Organic Substance Having Double Bond With Improved Oxidation StabilityNo Opposition Filed Within Time Limit

Latest PTAB cases involving Nippon Suisan Kaisha

Discover the latest PTAB cases involving Nippon Suisan Kaisha, highlighting their recent legal challenges and patent disputes.

Last updated on: Oct 25, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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PGR2017-00033Jun 20, 2017NIPPON SUISAN KAISHAPRONOVA BIOPHARMA NORGEFinal Written Decision

Peer Comparison New

IP litigation analysis comparing Nippon Suisan Kaisha with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 23, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
NIPPON SUISAN KAISHA - 41 -
EPAX NORWAY31 - -
KD PHARMA BEXBACH2 - - -
PRONOVA BIOPHARMA NORGE1 - - 1