EP2478311

SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
Application Number
EP10754731A
Filing Date
Sep 15, 2010
Status
Opposition Rejected
Apr 15, 2022
Grant Date
Jul 31, 2019
External Links
Slate, Register

Biblio Summary

The patent EP2478311B1 was granted on Jul 31, 2019 by Shell Internationale Research Maatschappij B.V. The patent is currently Opposition Rejected.

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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L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDEApr 28, 2020ADMISSIBLE

The table below shows the patents of Shell Internationale Research Maatschappij B.V. that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP3394137Process For The Production Of Polyurethane FoamsMar 20, 20241
EP3707192Process For Preparing A Polyether Polyol With A High Ethylene Oxide ContentJun 7, 20231
EP3713905Processes For The Production Of Ethylene Oxide And Ethylene GlycolJun 7, 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.