IP Library Assignment 033899/0004
Patent Assignment
Reel/Frame 033899/0004

Assignment of Assignor's Interest

Recorded: 2014-10-07 Pages: 3
Assignors
TRETJAK, SERGE
Executed: 2014-09-30
DENIS, STEPHANE
Executed: 2014-09-25
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property (1)
Liquid-Liquid Extraction Process for the Production of Acrylic Esters
Patent: 9,403,751 →
Application: 14/493,559 →
Publication: US 2015/0087857
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 →