Patent Assignment
Reel/Frame 027524/0661
Assignment of Assignor's Interest
Recorded: 2012-01-12
Pages: 3
Assignors
TREVITHICK, MARK W.
Executed: 2012-01-04
JAMISON, DARRELL E.
Executed: 2012-01-04
RODRIGUEZ, GUS E.
Executed: 2012-01-04
ORGERON, KEITH J.
Executed: 2012-01-04
Assignee
T&T ENGINEERING SERVICES, INC.
16131 NORTH ELDRIDGE PARKWAY, SUITE 200, TOMBALL, TEXAS, 77377
Covered Property
(1)
Fast Transportable Drilling Rig System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 18, 2016
From: T&T ENGINEERING SERVICES, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 040370/0890 →
Corrective Assignment to Correct the 2ND Inventor's Middle Initial Previously Recorded at Reel: 027524 Frame: 0661. Assignor(S) Hereby Confirms the Assignment.
Nov 30, 2022
From: TREVITHICK, MARK W.; JAMISON, DARRELL D.; RODRIGUEZ, GUS E.; ORGERON, KEITH J.
To: T & T ENGINEERING SERVICES, INC.
Reel/Frame 062019/0617 →