Patent Assignment
Reel/Frame 035046/0143
Assignment of Assignor's Interest
Recorded: 2015-02-27
Pages: 8
Assignee
CLEARWATER INTERNATIONAL LLC
2000 ST. JAMES PLACE, HOUSTON, TEXAS, 77056
Covered Properties
(2)
Synthetic Hydratable Polymers for Use in Fracturing Fluids and Methods for Making and Using Same
Application:
14/628,223 →
Publication:
US 2015/0252250
Synthetic Hydratable Polymers for Use in Fracturing Fluids and Methods for Making and Using Same
Application:
61/942,781 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 2, 2015
From: LEVEY, SIMON; WONG, SUSANNA
To: CLEARWATER INTERNATIONAL LLC
Reel/Frame 035061/0473 →
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 15, 2016
From: SAINI, RAJESH K.; SMITH, CLAYTON S.
To: CLEARWATER INTERNATIONAL, L.L.C.
Reel/Frame 039436/0163 →