IP Library Assignment 035557/0445
Patent Assignment
Reel/Frame 035557/0445

Assignment of Assignor's Interest

Recorded: 2015-05-04 Pages: 3
Assignors
SCHMITT, PAUL GUILLAUME
Executed: 2015-04-02
FREMY, GEORGES
Executed: 2015-04-02
Assignee
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES, COLOMBES, 92700, FRANCE
Covered Property (1)
Method for Preparing Alkali Metal Sulphide
Patent: 9,458,015 →
Application: 14/439,925 →
Publication: US 2015/0246811
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 →