Aromatic Polycarbonate Resin Composition And Process For Producing The Same

Patent No. EP1770126 (titled "Aromatic Polycarbonate Resin Composition And Process For Producing The Same") was filed by Teijin Chemicals on Apr 6, 2005. The application was issued on Jan 10, 2018.

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
SABICOct 5, 2018TERPSMA

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

EP1770126

TEIJIN CHEMICALS
Application Number
EP05730142A
Filing Date
Apr 6, 2005
Status
Revoked
Oct 4, 2019
Publication Date
Jan 10, 2018