Material Mixture Of Epdm, Ethylene-Propylene Copolymer And Sulfur For Seals Of Doors And Windows

Patent No. EP2805807 (titled "Material Mixture Of Epdm, Ethylene-Propylene Copolymer And Sulfur For Seals Of Doors And Windows") was filed by Semperit Holding on May 19, 2014. The application was issued on Oct 11, 2017.

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
TRELLEBORG SEALING PROFILES GERMANYJul 10, 2018FLUGEL PREISSNER SCHOBER SEIDEL

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents

EP2805807

SEMPERIT HOLDING
Application Number
EP14168856A
Filing Date
May 19, 2014
Status
Opposition Rejected
Mar 31, 2023
Publication Date
Oct 11, 2017