IP Verse

Method For Producing Acetic Acid

EP3398930

DAICEL CORPORATION
Application Number
EP17739175A
Filing Date
May 25, 2017
Status
Granted And Under Opposition
Oct 18, 2019
Grant Date
Nov 20, 2019
External Links
Slate, Register

Biblio Summary

The patent EP3398930B1 was granted on Nov 20, 2019 by Daicel Corporation The patent is currently Granted And Under Opposition.

Oppositions Filed by other Companies on the Patent

The table below shows 1 patent oppositions filed on the patent at EPO, listing each opposing company and filing date. Tracking these filings indicates that the applicant is active in this industry, while opposing companies may be signaling their own interest in competing within the same space. These disputes are essential for insights into competitor actions, patent strategy and emerging technological trends.

CompanyOpposition DateOpposition Status

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CELANESE INTERNATIONAL CORPORATIONAug 19, 2020WITHDRAWN

More Opposed Patents of Daicel Corporation

The table below shows the patents of Daicel Corporation that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP4026851Cellulose Acetate And Cellulose Acetate CompositionDec 13, 20232
EP3821733Tow Band For Electronic Cigarette Tip, Electronic Cigarette Tip, And Production Method Of Tow Band For Electronic Cigarette TipNov 22, 20231
EP3939444Aerosol Cooling MemberSep 6, 20231

Dossier Documents of the Patent

The documents dossier of the patent at EPO including all essential records in the patent's lifecycle, from filing to grant to oppositions.

  • Date

    Description

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