EP3109299

IDEMITSU KOSAN CO., LTD.
Application Number
EP15748821A
Filing Date
Feb 16, 2015
Status
Revoked
Jul 1, 2022
Grant Date
Jun 12, 2019
External Links
Slate, Register

Biblio Summary

The patent EP3109299B1 was granted on Jun 12, 2019 by Idemitsu Kosan Co., Ltd. The patent is currently Revoked.

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

Get instant alerts for new oppositions and patent status changes

AFTON CHEMICAL CORPORATIONMar 11, 2020 N.A.

The table below shows the patents of Idemitsu Kosan Co., Ltd. that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP3950905Lubricating Oil CompositionJan 17, 20241
EP2578636Polycarbonate Resin Composition And Molded Polycarbonate ResinJun 22, 20221
EP3279298Lubricating Oil Composition And Method For Reducing Friction In Internal Combustion EnginesMar 16, 20221