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IP Verse

Vitamin K2 Intermediates - EP3018116

The patent EP3018116 was granted to Kappa Bioscience on Oct 28, 2020. The application was originally filed on Sep 24, 2009 under application number EP15193746A. The patent is currently recorded with a legal status of "Revoked".

EP3018116

KAPPA BIOSCIENCE
Application Number
EP15193746A
Filing Date
Sep 24, 2009
Status
Revoked
Aug 4, 2023
Publication Date
Oct 28, 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

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LESAFFREJul 27, 2021BANDPAY & GREUTERADMISSIBLE
NATTOPHARMA ASAJul 27, 2021WEICKMANN & WEICKMANN PARTMBBADMISSIBLE

Patent Citations (11) New

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

Citation PhasePublication Number
OPPOSITIONJPS5795932
OPPOSITIONUS4089873
OPPOSITIONUS4199531
OPPOSITIONUS4270003
OPPOSITIONUS4388312
OPPOSITIONUS5229385
OPPOSITIONWO2014058330
OTHERUS4089873
OTHERWO2010035000
SEARCHUS4089873
SEARCHUS4199531

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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