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IP Verse

Twin-Screw Mixer-Extruder, Including A Presser Body For Defining A Controlled Volume Of A Compounding Chamber - EP3755513

The patent EP3755513 was granted to Colmec on Jul 5, 2023. The application was filed on Feb 13, 2019 under application number EP19708902A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3755513

COLMEC
Application Number
EP19708902A
Filing Date
Feb 13, 2019
Status
Granted And Under Opposition
Jun 2, 2023
Publication Date
Jul 5, 2023
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
UTHApr 5, 2024RAUCHADMISSIBLE

Patent Citations (27) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTCN206170388U
INTERNATIONAL-SEARCH-REPORTDE102007033355
INTERNATIONAL-SEARCH-REPORTEP1543930
INTERNATIONAL-SEARCH-REPORTEP1552914
INTERNATIONAL-SEARCH-REPORTUS2016361697
INTERNATIONAL-SEARCH-REPORTUS2017165872
INTERNATIONAL-SEARCH-REPORTUS3386131
INTERNATIONAL-SEARCH-REPORTWO2005039847
OPPOSITIONCN206170388U
OPPOSITIONDE10113949
OPPOSITIONDE102007033355
OPPOSITIONDE102016013785
OPPOSITIONDE19909171
OPPOSITIONDE2124466
OPPOSITIONDE2924269
OPPOSITIONEP0258159
OPPOSITIONEP1543930
OPPOSITIONEP1552914
OPPOSITIONEP2612740
OPPOSITIONEP2868451
OPPOSITIONITMI20071376
OPPOSITIONJP5204610B
OPPOSITIONJPS6246208B
OPPOSITIONUS2016361697
OPPOSITIONUS3386131
OPPOSITIONWO2005039847
OPPOSITIONWO2017093849

Dossier Documents

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    Description

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