The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Acetic Acid Production Method - EP3369722

The patent EP3369722 was granted to Daicel on Oct 5, 2022. The application was originally filed on May 25, 2017 under application number EP17732015A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3369722

DAICEL
Application Number
EP17732015A
Filing Date
May 25, 2017
Status
Patent Maintained As Amended
Sep 2, 2022
Publication Date
Oct 5, 2022
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

Get instant alerts for new oppositions and patent status changes

CELANESEOct 1, 2020BIRD & BIRDWITHDRAWN

Patent Citations (29) New

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

Citation PhasePublication Number
DESCRIPTIONUS2008293966
DESCRIPTIONUS2008293967
INTERNATIONAL-SEARCH-REPORTJP2006182691
INTERNATIONAL-SEARCH-REPORTJP2014520107
INTERNATIONAL-SEARCH-REPORTUS2008293966
INTERNATIONAL-SEARCH-REPORTUS2008293967
INTERNATIONAL-SEARCH-REPORTWO2014097867
INTERNATIONAL-SEARCH-REPORTWO2014115826
INTERNATIONAL-SEARCH-REPORTWO2016194850
INTERNATIONAL-SEARCH-REPORTWO2017057085
OPPOSITIONEP2657220
OPPOSITIONEP3369722
OPPOSITIONGB844598
OPPOSITIONJP2017006647
OPPOSITIONUS2008293967
OPPOSITIONUS2015368176
OPPOSITIONUS4061546
OPPOSITIONUS4380663
OPPOSITIONUS4433166
OPPOSITIONUS5916422
OPPOSITIONUS5917089
OPPOSITIONUS7619113
OPPOSITIONUS7683212
OPPOSITIONUS8017802
OPPOSITIONUS8168822
OPPOSITIONWO2013119275
OPPOSITIONWO2016076972
OPPOSITIONWO2018135016
SEARCHEP2937329

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