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IP Verse

Functional Material Having At Least One Additive - EP3371250

The patent EP3371250 was granted to Puren on May 6, 2020. The application was filed on Nov 4, 2016 under application number EP16794973A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3371250

PUREN
Application Number
EP16794973A
Filing Date
Nov 4, 2016
Status
Granted And Under Opposition
Apr 3, 2020
Publication Date
May 6, 2020
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
BOSIGFeb 6, 2021KONLEADMISSIBLE
BOSIG BAUKUNSTSTOFFEFeb 2, 2021HOEGERADMISSIBLE

Patent Citations (13) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP1375104
INTERNATIONAL-SEARCH-REPORTWO2012091557
OPPOSITIONEP1375104
OPPOSITIONWO2012048860
OPPOSITIONWO2012091557
OTHERDE102010044466
OTHERDE102011056368
OTHERDE10228473
OTHERDE10330555
OTHERDE19843595
OTHEREP0989160
OTHEREP1641895
OTHEREP2208594

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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