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Biodegradable Polyester Composition - EP3260496

The patent EP3260496 was granted to Kingfa SCI & Tech on Sep 25, 2019. The application was originally filed on Feb 24, 2017 under application number EP17762458A. The patent is currently recorded with a legal status of "Revoked".

EP3260496

KINGFA SCI & TECH
Application Number
EP17762458A
Filing Date
Feb 24, 2017
Status
Revoked
Apr 23, 2024
Publication Date
Sep 25, 2019
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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NOVAMONTJun 25, 2020MAIWALDADMISSIBLE
BASFJun 24, 2020MEISSNER BOLTE PARTNERSCHAFT MBBADMISSIBLE

Patent Citations (20) New

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

Citation PhasePublication Number
DESCRIPTIONCN103687902
DESCRIPTIONWO2009071475
INTERNATIONAL-SEARCH-REPORTCN102639594
INTERNATIONAL-SEARCH-REPORTCN104479304
INTERNATIONAL-SEARCH-REPORTCN104744898
INTERNATIONAL-SEARCH-REPORTCN105585824
INTERNATIONAL-SEARCH-REPORTJPS6067550
OPPOSITIONCN101864068
OPPOSITIONCN103044226
OPPOSITIONCN105195063
OPPOSITIONCN1284761C
OPPOSITIONDE19528539
OPPOSITIONEP3214108
OPPOSITIONEP3260497
OPPOSITIONEP3260498
OPPOSITIONUS2004019178
OPPOSITIONWO2011054896
OPPOSITIONWO2012152820
OPPOSITIONWO2014075998
SEARCHUS2005154114

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

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