IP Library Assignment 033688/0743
Patent Assignment
Reel/Frame 033688/0743

Assignment of Assignor's Interest

Recorded: 2014-09-08 Pages: 8
Assignors
DAHANAYAKE, MANILAL
Executed: 2013-08-01
COLACO, ALLWYN
Executed: 2013-12-06
Assignee
RHODIA OPERATIONS
40 RUE DE LA HAIE COQ, AUBERVILLIERS, 93306, FRANCE
Covered Property (1)
Multicomponent Viscoelastic Surfactant Fluid and Method of Using as a Fracturing Fluid
Patent: 9,732,268 →
Application: 13/857,237 →
Publication: US 2013/0231269
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 23, 2015
From: LI, FANG
To: RHODIA OPERATIONS
Reel/Frame 035003/0387 →
Assignment of Assignor's Interest Mar 23, 2023
From: RHODIA OPERATIONS
To: ENERGY SOLUTIONS (US) LLC
Reel/Frame 063149/0540 →