EP3512896

COVESTRO DEUTSCHLAND AG
Application Number
EP17768422A
Filing Date
Sep 12, 2017
Status
Granted And Under Opposition
May 11, 2021
Grant Date
Jun 9, 2021
External Links
Slate, Register

Biblio Summary

The patent EP3512896B1 was granted on Jun 9, 2021 by Covestro Deutschland Ag The patent is currently Granted And Under Opposition.

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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BASF SEMar 9, 2022ADMISSIBLE
HUNTSMAN INTERNATIONAL LLCMar 8, 2022ADMISSIBLE

The table below shows the patents of Covestro Deutschland Ag that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
EP3592727Method For Producing NitrobenzeneApr 3, 20241
EP4132984Low-Viscous Isocyanate Prepolymers Blocked With Phenols Obtainable From Cashew Nutshell Oil, Method For The Production Thereof And Use ThereofDec 13, 20231
EP3560975Ionically Hydrophilized Polyisocyanates And AntioxidantsDec 6, 20231