EP3821733

DAICEL CORPORATION
Application Number
EP18926212A
Filing Date
Jul 13, 2018
Status
Granted And Under Opposition
Oct 20, 2023
Grant Date
Nov 22, 2023
External Links
Slate, Register

Biblio Summary

The patent EP3821733B1 was granted on Nov 22, 2023 by Daicel Corporation The patent is currently Granted And Under Opposition.

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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PATENT ATTORNEYS WILHELM & BECKAug 21, 2024ADMISSIBLE

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
EP3939444Aerosol Cooling MemberSep 6, 20231
EP3862388Cellulose Acetate And Cellulose Acetate CompositionJul 26, 20232