IP Library Assignment 046774/0766
Patent Assignment
Reel/Frame 046774/0766

Assignment of Assignor's Interest

Recorded: 2018-09-04 Pages: 5
Assignors
LE, GUILLAUME
Executed: 2018-08-20
JOUANNEAU, JULIEN
Executed: 2018-08-02
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES DECEX, F-92705, FRANCE
Covered Property (1)
Process for Producing Polyether Ketone Ketone
Application: 16/053,927 →
Publication: US 2019/0040189
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 18, 2021
From: LE, GUILLAUME; JOUANNEAU, JULIEN; CLAIR, NICOLAS
To: ARKEMA FRANCE
Reel/Frame 055322/0402 →
Change of Address Jul 4, 2025
From: ARKEMA FRANCE
To: ARKEMA FRANCE
Reel/Frame 071814/0739 →