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IP Verse

Reusable Poly(Ether-Ketone-Ketone) Powder For Sintering Method - EP3880735

The patent EP3880735 was granted to Arkema France on Feb 12, 2025. The application was filed on Nov 15, 2019 under application number EP19828287A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3880735

ARKEMA FRANCE
Application Number
EP19828287A
Filing Date
Nov 15, 2019
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
SYENSQO SPECIALTY POLYMERS USANov 10, 2025FERRIADMISSIBLE

Patent Citations (31) New

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

Citation PhasePublication Number
DESCRIPTIONCN106008960
DESCRIPTIONCN106117544
DESCRIPTIONCN106146828
DESCRIPTIONGB2376019
DESCRIPTIONUS2013217838
DESCRIPTIONUS3925307
DESCRIPTIONUS4611033
DESCRIPTIONUS5008364
DESCRIPTIONWO2017149233
DESCRIPTIONWO2017194855
DESCRIPTIONWO9001510
DESCRIPTIONWO9010024
INTERNATIONAL-SEARCH-REPORTCN106008960
INTERNATIONAL-SEARCH-REPORTCN106117544
INTERNATIONAL-SEARCH-REPORTCN106146828
INTERNATIONAL-SEARCH-REPORTFR3029830
INTERNATIONAL-SEARCH-REPORTFR3050993
INTERNATIONAL-SEARCH-REPORTUS2015183918
INTERNATIONAL-SEARCH-REPORTUS4611033
INTERNATIONAL-SEARCH-REPORTWO02096974
INTERNATIONAL-SEARCH-REPORTWO2013085947
INTERNATIONAL-SEARCH-REPORTWO9010024
OPPOSITIONUS7160980
OPPOSITIONWO2013085947
OPPOSITIONWO2014013202
OPPOSITIONWO2017149233
OPPOSITIONWO2017194855
OPPOSITIONWO2019002620
OPPOSITIONWO2019243270
OPPOSITIONWO2019243433
OPPOSITIONWO9001510

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.

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