Patent Assignment
Reel/Frame 045821/0389
Assignment of Assignor's Interest
Recorded: 2018-05-16
Pages: 8
Assignors
JOUANNEAU, JULIEN M.
Executed: 2018-05-11
LE, GUILLAUME M.
Executed: 2018-05-11
AMSTUTZ, JAN M.
Executed: 2018-05-15
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property
(1)
Method for Manufacturing 1,4-Bis (4-Phenoxybenzoylbenzene) at an Elevated Temperature
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the First Name of the Third-Listed Inventor Previously Recorded on Reel 045821 Frame 0389. Assignor(S) Hereby Confirms the Assignment.
Mar 5, 2020
From: JOUANNEAU, JULIEN M.; LE, GUILLAUME M.; AMSTUTZ, JÉROME M.
To: ARKEMA FRANCE
Reel/Frame 052094/0872 →
Change of Address
Jul 4, 2025
From: ARKEMA FRANCE
To: ARKEMA FRANCE
Reel/Frame 071814/0739 →