IP Verse

Cellulose Acetate And Cellulose Acetate Composition

EP4026851

DAICEL CORPORATION
Application Number
EP20955471A
Filing Date
Oct 21, 2020
Status
Granted And Under Opposition
Nov 10, 2023
Grant Date
Dec 13, 2023
External Links
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Biblio Summary

The patent EP4026851B1 was granted on Dec 13, 2023 by Daicel Corporation The patent is currently Granted And Under Opposition.

Oppositions Filed by other Companies on the Patent

The table below shows 2 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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CERDIA INTERNATIONAL GMBHSep 13, 2024ADMISSIBLE
ACETATE INTERNATIONAL LLCSep 10, 2024ADMISSIBLE

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
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
EP3862388Cellulose Acetate And Cellulose Acetate CompositionJul 26, 20232

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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