Patent Assignment
Reel/Frame 026135/0250
Assignment of Assignor's Interest
Recorded: 2011-04-15
Pages: 7
Assignee
FRAC TECH SERVICES, LLC
16858 IH 20, CISCO, TEXAS, 76437
Covered Property
(1)
Method for Recovering Hydrocarbon from Tar Sand Using Nanofluid
Application:
13/083,438 →
Publication:
US 2012/0255887
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 25, 2012
From: FRAC TECH SERVICES, LLC
To: FTS INTERNATIONAL SERVICES, LLC
Reel/Frame 027589/0619 →
Corrective Assignment to Correct the 13088438 Previously Recorded on Reel 027589 Frame 0619. Assignor(S) Hereby Confirms the Change of Name.
Jan 30, 2012
From: FRAC TECH SERVICES, LLC
To: FTS INTERNATIONAL SERVICES, LLC
Reel/Frame 027617/0001 →