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IP Verse

Ei Du Pont De Nemours competitive analysis

Latest patents of Ei Du Pont De Nemours opposed by its competitors

Explore Ei Du Pont De Nemours'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: Jan 1, 2026
Patent NumberPublication DateTitleTotal Oppositions

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EP2558544
Sep 4, 2024Composition Comprising 2,3,3,3-Tetrafluoropropene And 1,1,1,2-Tetrafluoroethane, Chillers Containing Same And Methods Of Producing Cooling Therein3
EP2089466
Jan 30, 2019Polyamide Housings For Portable Electronic Devices2
EP2590915
Sep 6, 2017Synthesis Of 1234Yf By Selective Dehydrochlorination Of 244Bb1
EP2678301
Aug 23, 2017Catalytic Dehydrochlorination Of Hydrochlorofluorocarbons1
EP2678298
Apr 5, 2017Catalytic Dehydrochlorination Of Hydrochlorofluorocarbons1

Latest PTAB cases involving Ei Du Pont De Nemours

Discover the latest PTAB cases involving Ei Du Pont De Nemours, highlighting their recent legal challenges and patent disputes.

Last updated on: Dec 31, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2014-00331Jan 8, 2014EI DU PONT DE NEMOURSMONSANTO TECHNOLOGYInstitution Denied
IPR2014-00332Jan 8, 2014EI DU PONT DE NEMOURSMONSANTO TECHNOLOGYInstitution Denied
IPR2014-00333Jan 8, 2014EI DU PONT DE NEMOURSMONSANTO TECHNOLOGYInstitution Denied
IPR2014-00334Jan 8, 2014EI DU PONT DE NEMOURSMONSANTO TECHNOLOGYInstitution Denied
IPR2014-00335Jan 8, 2014EI DU PONT DE NEMOURSMONSANTO TECHNOLOGYInstitution Denied

Peer Comparison New

IP litigation analysis comparing Ei Du Pont De Nemours with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jan 1, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
EI DU PONT DE NEMOURS - 85 -
ARKEMA FRANCE149933 -
DAIKIN INDUSTRIES194231
MONSANTO TECHNOLOGY - - - 5