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IP Verse

Polyester Resin And Preparation Method Therefor - EP3406646

The patent EP3406646 was granted to Kingfa SCI & Tech on Dec 25, 2024. The application was originally filed on Sep 4, 2017 under application number EP17848103A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3406646

KINGFA SCI & TECH
Application Number
EP17848103A
Filing Date
Sep 4, 2017
Status
Patent Maintained As Amended
Nov 22, 2024
Publication Date
Dec 25, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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

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NOVAMONTAug 10, 2022MAIWALDADMISSIBLE
BASFAug 9, 2022MEISSNER BOLTE PARTNERSCHAFT MBBWITHDRAWN

Patent Citations (14) New

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

Citation PhasePublication Number
OPPOSITIONCN105237750
OPPOSITIONDE102015205191
OPPOSITIONEP0683191
OPPOSITIONEP0950678
OPPOSITIONEP2881415
OPPOSITIONEP3126446
OPPOSITIONEP3511358
OPPOSITIONWO2006097353
OPPOSITIONWO2009127556
OPPOSITIONWO2009135921
OPPOSITIONWO2010034710
OPPOSITIONWO2011147806
OPPOSITIONWO2015169659
SEARCHEP2881415

Dossier Documents

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    Description

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