IP Library Assignment 052683/0445
Patent Assignment
Reel/Frame 052683/0445

Assignment of Assignor's Interest

Recorded: 2020-05-18 Pages: 5
Assignors
LE, GUILLAUME
Executed: 2019-10-28
JOUANNEAU, JULIEN
Executed: 2019-10-25
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property (1)
Method for Manufacturing 1,4-Bis (4-Phenoxybenzoyl)Benzene Using Substantially Non-Hydrolyzed Terephthaloyl Chloride
Application: 16/613,587 →
Publication: US 2020/0079717
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 →