Patent Assignment
Reel/Frame 056001/0827
Change of Assignee Address
Recorded: 2021-04-22
Pages: 2
Assignor
RHODIA OPERATIONS
Executed: 2021-04-08
Assignee
RHODIA OPERATIONS
52 RUE DE LA HAIE COQ, AUBERVILLIERS, 93300, FRANCE
Covered Property
(1)
Additives for Eliminating Fracturing Fluids Used for Oil Extraction
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 22, 2021
From: CHABERT, MAX; CHEVALLIER, ELOISE
To: RHODIA OPERATIONS; IFP ENERGIES NOUVELLES
Reel/Frame 056000/0845 →
Assignment of Assignor's Interest
Mar 23, 2023
From: RHODIA OPERATIONS
To: ENERGY SOLUTIONS (US) LLC
Reel/Frame 063149/0540 →
Assignment of Assignor's Interest
Nov 19, 2025
From: RHODIA OPÉRATIONS
To: ENERGY SOLUTIONS (US) LLC
Reel/Frame 072964/0183 →
Assignment of Assignor's Interest
Nov 19, 2025
From: IFP ENERGIES NOUVELLES
To: RHODIA OPÉRATIONS
Reel/Frame 073634/0523 →