Patent Assignment
Reel/Frame 023514/0376
Corrective Assignment to Correct the Supporting Legal Documentation Previously Recorded on Reel 023502 Frame 0890. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2009-11-13
Pages: 9
Assignors
HOLCOMB, DAVID L., MR.
Executed: 2009-11-10
WASAN, DARSH T., MR.
Executed: 2009-10-15
NIKOLOV, ALEX D., MR.
Executed: 2009-10-15
Assignees
FRAC TECH SERVICES, LTD.
16858 IH 20, CISCO, TEXAS, 76437
ILLINOIS INSTITUTE OF TECHNOLOGY
10 WEST 33RD STREET, ROOM 224, CHICAGO, ILLINOIS, 60616
Covered Property
(1)
Method for Intervention Operations in Subsurface Hydrocarbon Formations
Application:
12/579,947 →
Publication:
US 2010/0096139
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 11, 2009
From: HOLCOMB, DAVID L., MR.; WASAN, DARSH T., MR.; NIKOLOV, ALEX D., MR.
To: FRAC TECH SERVICES, LTD.; ILLINOIS INSTITUTE OF TECHNOLOGY
Reel/Frame 023502/0890 →
Change of Name
Apr 15, 2011
From: FRAC TECH SERVICES LTD.
To: FRAC TECH SERVICES, LLC
Reel/Frame 026133/0370 →
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 →