IP Library Assignment 057990/0573
Patent Assignment
Reel/Frame 057990/0573

Assignment of Assignor's Interest

Recorded: 2021-11-02 Pages: 4
Assignors
SEDAT, PIERRE-MARIE
Executed: 2020-06-17
BERTRAND, COLLIER
Executed: 2020-06-25
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property (1)
Method for Purifying 1,1,1,2,3-Pentafluoropropane and Use Thereof for Obtaining High-Purity 2,3,3,3-Tetrafluoropropene
Application: 17/516,791 →
Publication: US 2022/0055973
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address Jul 4, 2025
From: ARKEMA FRANCE
To: ARKEMA FRANCE
Reel/Frame 071814/0739 →