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IP Verse

A Polymer Composition Comprising Particles And Colorant, Its Method Of Preparation And Its Use - EP3870645

The patent EP3870645 was granted to Arkema France on Jan 15, 2025. The application was originally filed on Oct 25, 2019 under application number EP19790223A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3870645

ARKEMA FRANCE
Application Number
EP19790223A
Filing Date
Oct 25, 2019
Status
Granted And Under Opposition
Nov 8, 2024
Publication Date
Jan 15, 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.

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ROHMSep 2, 2025BAIERADMISSIBLE

Patent Citations (30) New

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

Citation PhasePublication Number
DESCRIPTIONEP1864274
DESCRIPTIONEP1927098
DESCRIPTIONUS2008124549
DESCRIPTIONUS2009156732
DESCRIPTIONUS2016245954
DESCRIPTIONWO03062293
DESCRIPTIONWO2004098857
INTERNATIONAL-SEARCH-REPORTUS2009146548
INTERNATIONAL-SEARCH-REPORTUS2014003060
INTERNATIONAL-SEARCH-REPORTUS2015168604
INTERNATIONAL-SEARCH-REPORTWO2006100127
INTERNATIONAL-SEARCH-REPORTWO2007058810
INTERNATIONAL-SEARCH-REPORTWO2011134674
INTERNATIONAL-SEARCH-REPORTWO2016137919
INTERNATIONAL-SEARCH-REPORTWO2018151030
OPPOSITIONCN108467552
OPPOSITIONEP3438142
OPPOSITIONJPS53115767
OPPOSITIONUS2009156732
OPPOSITIONUS2014003060
OPPOSITIONWO2004042471
OPPOSITIONWO2004098857
OPPOSITIONWO2005047391
OPPOSITIONWO2006100127
OPPOSITIONWO2007054532
OPPOSITIONWO2010020474
OPPOSITIONWO2012130594
OPPOSITIONWO2014025657
OPPOSITIONWO2014055330
OPPOSITIONWO2017169931

Dossier Documents

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