The weekly litigation news digest is live. Subscribe now

Exhaust Gas Purification Catalyst

Patent No. EP3207989 (titled "Exhaust Gas Purification Catalyst") was filed by Cataler on Oct 7, 2015. The application was issued on Jul 19, 2023.

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
UMICOREJun 9, 2021-

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

EP3207989

CATALER
Application Number
EP15850507A
Filing Date
Oct 7, 2015
Status
Patent Maintained As Amended
Jun 16, 2023
Publication Date
Jul 19, 2023