IP Verse

Vinylidene Fluoride Copolymer Particles And Use Thereof - EP3604363

The patent EP3604363 was granted to Kureha on Apr 6, 2022. The application was originally filed on Jan 18, 2018 under application number EP18776446A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3604363

KUREHA
Application Number
EP18776446A
Filing Date
Jan 18, 2018
Status
Granted And Under Opposition
Mar 4, 2022
Grant Date
Apr 6, 2022
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 DateOpposition Status

Get instant alerts for new oppositions and patent status changes

ARKEMA FRANCEJan 6, 2023ADMISSIBLE

Patent Citations (31) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONWO2012090876
INTERNATIONAL-SEARCH-REPORTJP2012219125
INTERNATIONAL-SEARCH-REPORTJPH09213370
INTERNATIONAL-SEARCH-REPORTWO2007088979
INTERNATIONAL-SEARCH-REPORTWO2012090876
INTERNATIONAL-SEARCH-REPORTWO2014002936
INTERNATIONAL-SEARCH-REPORTWO2014002937
INTERNATIONAL-SEARCH-REPORTWO2015137137
INTERNATIONAL-SEARCH-REPORTWO2016167294
OPPOSITIONEP2533335
OPPOSITIONEP2565969
OPPOSITIONEP2724394
OPPOSITIONEP3118230
OPPOSITIONUS2015147462
OPPOSITIONUS2015179996
OPPOSITIONUS2015263325
OPPOSITIONUS2016202639
OPPOSITIONUS3178399
OPPOSITIONUS5349003
OPPOSITIONUS5646201
OPPOSITIONUS7803867
OPPOSITIONWO2012117910
OPPOSITIONWO2018011244
OPPOSITIONWO9903900
SEARCHEP0793286
SEARCHEP2660254
SEARCHJPH09213370
SEARCHUS2015179996
SEARCHWO2012090876
SEARCHWO2012117910
SEARCHWO2014002936

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- CHENG et al., "Formation of particulate microporous poly(vinylidene ̄uoride) membranes by isothermal immersion precipitation from the 1-octanol/ dimethylformamide/poly(vinylidene ̄uoride) system", Polymer, (19990000), pages 2395 - 2403, XP093016744-

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

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