IP Verse

Quaternary Ammonium Amide And/Or Ester Salts

Patent No. EP2430131 (titled "Quaternary Ammonium Amide And/Or Ester Salts") was filed by The Lubrizol on May 6, 2010. The application was issued on Sep 6, 2017.

Patent Summary

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Patent Family

Patent Oppositions (2)

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
KAISERJun 5, 2018WINTER
BASFApr 27, 2018REITSTOTTER KINZEBACH

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.

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EP2430131

THE LUBRIZOL
Application Number
EP10717437A
Filing Date
May 6, 2010
Status
Granted And Under Opposition
Aug 4, 2017
Publication Date
Sep 6, 2017
External Links
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