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: Sep 3, 2026
Patent NumberPublication DateTitleTotal Oppositions
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
EP1668074
Feb 21, 2024Flame Resistant Aromatic Polyamide Resin Composition And Articles Therefrom2
EP1943025
Aug 23, 2023Process For Producing Coating Compositions With Customizable Properties1
EP1948580
Jun 7, 2023Azeotrope Compositions Comprising E-1,3,3,3-Tetrafluoropropene And Hydrogen Fluoride And Uses Thereof1
EP2091897
Dec 1, 2021Processes For The Production Of Fluoropropanes And Halopropenes And Azeotropic Compositions Of 2-Chloro-3,3,3-Trifluoro-1-Propene With Hf And Of 1,1,1,2,2-Pentafluoropropane With Hf3
EP2057245
Nov 6, 2019Phosphorus-Containing Stabilizers For Fluoroolefins1
EP2652065
May 15, 2019Use Of Refrigerants Comprising E-1,3,3,3-Tetrafluoropropene And At Least One Tetrafluoroethane For Cooling2
EP2089466
Jan 30, 2019Polyamide Housings For Portable Electronic Devices2
EP2059546
Sep 19, 2018Sagging Control Agents1
EP1999181
Jan 17, 2018Thermoplastic Resins Containing Pbt Units, Having Reduced Organic Carbon Emissions1

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: Sep 5, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Ei Du Pont De Nemours

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: Sep 3, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
EI DU PONT DE NEMOURS - 305 -
ARKEMA FRANCE2641363 -
MEXICHEM FLUOR DE CV8221 - -
MONSANTO TECHNOLOGY - 2 - 5