EP2154244

CHUGAI SEIYAKU KABUSHIKI KAISHA
Application Number
EP08752120A
Filing Date
Apr 25, 2008
Status
Revoked
Aug 26, 2022
Grant Date
Apr 12, 2017
External Links
Slate, Register

Biblio Summary

The patent EP2154244B1 was granted on Apr 12, 2017 by Chugai Seiyaku Kabushiki Kaisha The patent is currently Revoked.

The table below shows 5 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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HOFFMANN EITLEJan 12, 2018ADMISSIBLE
NEUEFEIND, REGINAJan 12, 2018ADMISSIBLE
OETKE, CORNELIAJan 12, 2018ADMISSIBLE
STORZ, DR. ULRICHJan 12, 2018ADMISSIBLE
THOMAE, ROBERT FLORIANJan 11, 2018ADMISSIBLE

The table below shows the patents of Chugai Seiyaku Kabushiki Kaisha that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP3296395Multiple Antigen Binding Molecular Fusion, Pharmaceutical Composition, Method For Identifying Linear Epitope, And Method For Preparing Multiple Antigen Binding Molecular FusionJun 19, 20241
EP3815688Pharmaceutical Composition Containing Poorly-Soluble Basic MedicineDec 6, 20232
EP2679681Fc Riib-Specific Fc AntibodyNov 15, 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.