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IP Verse

Hybrid Coating Stack - EP1742889

The patent EP1742889 was granted to PPG Industries Ohio on May 22, 2019. The application was filed on Apr 19, 2005 under application number EP05749344A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP1742889

PPG INDUSTRIES OHIO
Application Number
EP05749344A
Filing Date
Apr 19, 2005
Status
Opposition Rejected
Jul 9, 2021
Publication Date
May 22, 2019
External Links
Slate, Register, Google Patents

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 DateRepresentativeOpposition Status
SAINT GOBAINSep 25, 2019SAINT GOBAIN RECHERCHEADMISSIBLE

Patent Citations (6) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP0464789
INTERNATIONAL-SEARCH-REPORTFR2858816
INTERNATIONAL-SEARCH-REPORTUS2002141064
INTERNATIONAL-SEARCH-REPORTUS4189205
OPPOSITIONEP0339274
OPPOSITIONEP0464789

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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    Description

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