The weekly litigation news digest is live. Subscribe now

Enzymatic Process For Obtaining Increased Yield Of Lactobionic Acid - EP1753297

The patent EP1753297 was granted to CHR Hansen on Sep 27, 2017. The application was filed on May 2, 2005 under application number EP05735392A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP1753297

CHR HANSEN
Application Number
EP05735392A
Filing Date
May 2, 2005
Status
Opposition Rejected
Feb 19, 2021
Publication Date
Sep 27, 2017
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
DUPONT NUTRITION BIOSCIENCES APSJun 26, 2018D YOUNG -

Patent Citations (20) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP0384534
INTERNATIONAL-SEARCH-REPORTUS2004151802
INTERNATIONAL-SEARCH-REPORTUS3930028
INTERNATIONAL-SEARCH-REPORTWO02089592
INTERNATIONAL-SEARCH-REPORTWO03037093
OPPOSITIONEP0384534
OPPOSITIONUS2003113405
OPPOSITIONUS2004151802
OPPOSITIONUS3005714
OPPOSITIONUS3862005
OPPOSITIONUS4402986
OPPOSITIONUS568157
OPPOSITIONUS584690
OPPOSITIONUS617190
OPPOSITIONWO02089592
OPPOSITIONWO0239828
OPPOSITIONWO03037093
OPPOSITIONWO2004060073
OPPOSITIONWO9640935
OPPOSITIONWO9931990

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

  • Get instant alerts for new documents