EP3221528

SAINT-GOBAIN PLACO
Application Number
EP15800918A
Filing Date
Nov 19, 2015
Status
Revoked
May 17, 2024
Grant Date
Mar 27, 2019
External Links
Slate, Register

Biblio Summary

The patent EP3221528B1 was granted on Mar 27, 2019 by Saint-Gobain Placo 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

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KNAUF GIPS KGDec 23, 2019ADMISSIBLE

The table below shows the patents of Saint-Gobain Placo that have been opposed by other companies.

Patent NumberTitleGrant DateOpposition Count
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EP4059904A Process For The Continuous Preparation Of Alpha-Calcium Sulphate Hemihydrate And A Particulate GypsumSep 6, 20231
EP2843129Reinforced Gypsum Board Having Improved Fire ResistanceJun 7, 20232