The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Method For The Production Of Hydrogen-Enriched Syngas - EP3429960

The patent EP3429960 was granted to Arkema France on Dec 9, 2020. The application was originally filed on Mar 14, 2017 under application number EP17715231A. The patent is currently recorded with a legal status of "Revoked".

EP3429960

ARKEMA FRANCE
Application Number
EP17715231A
Filing Date
Mar 14, 2017
Status
Revoked
Aug 8, 2025
Publication Date
Dec 9, 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

Get instant alerts for new oppositions and patent status changes

JOHNSON MATTHEY PUBLICSep 9, 2021BOWNADMISSIBLE

Patent Citations (8) New

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

Citation PhasePublication Number
DESCRIPTIONWO2011012815
INTERNATIONAL-SEARCH-REPORTUS4243554
INTERNATIONAL-SEARCH-REPORTUS4389335
OPPOSITIONAU2014262208
OPPOSITIONGB1281051
OPPOSITIONUS2892685
OPPOSITIONUS8846564
OPPOSITIONWO2008068305

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