IP Library Assignment 025661/0536
Patent Assignment
Reel/Frame 025661/0536

Assignment of Assignor's Interest

Recorded: 2011-01-19 Pages: 4
Assignors
DEVIC, MICHEL
Executed: 2010-12-15
PIGAMO, ANNE
Executed: 2010-12-10
WENDLINGER, LAURENT
Executed: 2010-12-10
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property (1)
Process for the Purification of 2,3,3,3-Tetrafluoro-1-Propene (Hfo-1234YF)
Patent: 8,252,964 →
Application: 13/001,663 →
Publication: US 2011/0105809
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 →