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Method For Operating An Iron- Or Steelmaking- Plant - EP3649264

The patent EP3649264 was granted to AIR Liquide Management Services on Aug 21, 2024. The application was originally filed on Jul 2, 2018 under application number EP18733654A. The patent is currently recorded with a legal status of "Revoked".

EP3649264

AIR LIQUIDE MANAGEMENT SERVICES
Application Number
EP18733654A
Filing Date
Jul 2, 2018
Status
Revoked
Apr 18, 2025
Publication Date
Aug 21, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (3)

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

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AIR PRODUCTS AND CHEMICALSSep 15, 2022SSM SANDMAIRADMISSIBLE
PAUL WURTHSep 15, 2022OFFICE FREYLINGERADMISSIBLE
ARCELORMITTALSep 1, 2022LAVOIXADMISSIBLE

Patent Citations (8) New

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

Citation PhasePublication Number
DESCRIPTIONWO2011116141
INTERNATIONAL-SEARCH-REPORTWO2011116141
INTERNATIONAL-SEARCH-REPORTWO2015090900
OPPOSITIONDE102015014234
OPPOSITIONEP3425070
OPPOSITIONJP2012052162
OPPOSITIONWO2011116141
OPPOSITIONWO2015090900

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

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