The weekly litigation news digest is live. Subscribe now

Metal Compound Coated Particulate Mineral Materials, Methods Of Making Them, And Uses Thereof - EP2129518

The patent EP2129518 was granted to Imerys Filtration Minerals on May 8, 2019. The application was filed on Mar 22, 2008 under application number EP08732726A. The patent is currently recorded with a legal status of "Revoked".

EP2129518

IMERYS FILTRATION MINERALS
Application Number
EP08732726A
Filing Date
Mar 22, 2008
Status
Revoked
Apr 25, 2025
Publication Date
May 8, 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
OMYAFeb 6, 2020MAIWALDADMISSIBLE

Patent Citations (22) New

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

Citation PhasePublication Number
EXAMINATIONUS4183980
INTERNATIONAL-SEARCH-REPORTUS3769065
INTERNATIONAL-SEARCH-REPORTUS5304526
INTERNATIONAL-SEARCH-REPORTUS5540793
INTERNATIONAL-SEARCH-REPORTUS6302835
INTERNATIONAL-SEARCH-REPORTUS6333072
OPPOSITIONCN1232004
OPPOSITIONDE2909652
OPPOSITIONGB1186245
OPPOSITIONJPH05221746
OPPOSITIONUS2003224702
OPPOSITIONUS3769065
OPPOSITIONUS3961978
OPPOSITIONUS5344866
OPPOSITIONUS5833728
OPPOSITIONWO2006084236
SEARCHGB1186245
SEARCHUS3769065
SEARCHUS4033783
SEARCHUS4298554
SEARCHUS4525388
SEARCHUS4686253

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