IP Verse

Fuel Composition Comprising Detergent And Quaternary Ammonium Salt Additive

Patent No. EP2545145 (titled "Fuel Composition Comprising Detergent And Quaternary Ammonium Salt Additive") was filed by Innospec on Mar 10, 2011. The application was issued on Jul 26, 2017.

Patent Summary

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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
TOTALENERGIES MARKETING SERVICESApr 26, 2018CASALONGA
AFTON CHEMICALMar 14, 2018J A KEMP

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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EP2545145

INNOSPEC
Application Number
EP11709796A
Filing Date
Mar 10, 2011
Status
Revoked
Apr 28, 2023
Publication Date
Jul 26, 2017
External Links
Slate, EP2545145B1, Google Patents