The weekly litigation news digest is live. Subscribe now

IP Verse

Microporous Precipitated Silica - EP2429947

The patent EP2429947 was granted to PPG Industries Ohio on Nov 11, 2020. The application was filed on May 4, 2010 under application number EP10719843A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2429947

PPG INDUSTRIES OHIO
Application Number
EP10719843A
Filing Date
May 4, 2010
Status
Patent Maintained As Amended
Oct 9, 2020
Publication Date
Nov 11, 2020
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
RHODIA OPERATIONSJun 20, 2018FERRI -

Patent Citations (10) New

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

Citation PhasePublication Number
DESCRIPTIONUS2007059232
DESCRIPTIONUS5705137
DESCRIPTIONUS7566433
INTERNATIONAL-SEARCH-REPORTEP0407262
INTERNATIONAL-SEARCH-REPORTUS2006137575
INTERNATIONAL-SEARCH-REPORTUS2007059232
OPPOSITIONUS2003082090
OPPOSITIONUS2007059232
OPPOSITIONUS2007100057
OPPOSITIONWO2009124829

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