The weekly litigation news digest is live. Subscribe now

IP Verse

Manufacturing Method For Hydrofluoroolefin Or Fluoroolefin - EP4112593

The patent EP4112593 was granted to Daikin Industries on Feb 12, 2025. The application was filed on Feb 24, 2021 under application number EP21761593A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4112593

DAIKIN INDUSTRIES
Application Number
EP21761593A
Filing Date
Feb 24, 2021
Status
Granted And Under Opposition
Jan 10, 2025
Publication Date
Feb 12, 2025
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
ARKEMA FRANCENov 12, 2025ARKEMA PATENTADMISSIBLE

Patent Citations (11) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTCN106565409
INTERNATIONAL-SEARCH-REPORTJP2013241348
INTERNATIONAL-SEARCH-REPORTJPS4614044B
INTERNATIONAL-SEARCH-REPORTJPS61172836
INTERNATIONAL-SEARCH-REPORTWO2012067980
INTERNATIONAL-SEARCH-REPORTWO2016163522
INTERNATIONAL-SEARCH-REPORTWO2021002343
OPPOSITIONUS2018037524
OPPOSITIONUS3046304
SEARCHUS3046304
SEARCHWO2016163522

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