Patent Assignment
Reel/Frame 025007/0224
Assignment of Assignor's Interest
Recorded: 2010-09-17
Pages: 7
Assignors
FALANA, OLUSEGUN MATTHEW
Executed: 2010-09-02
EDWARD, MARSHALL C.
Executed: 2010-09-02
ZAMORA, FRANK
Executed: 2010-09-02
Assignee
CLEARWATER INTERNATIONAL, LLC
515 POST OAK BLVD., SUIT 600, HOUSTON, TENNESSEE, 77027
Covered Property
(1)
Complementary Surfactant Compositions and Methods for Making and Using Same
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 9, 2015
From: CLEARWATER INTERNATIONAL, L.L.C.
To: LUBRIZOL OILFIELD SOLUTIONS, INC.
Reel/Frame 036822/0379 →
Assignment of Assignor's Interest
Aug 11, 2017
From: LUBRIZOL OILFIELD SOLUTIONS, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 043265/0755 →