Patent Assignment
Reel/Frame 015947/0073
Assignment of Assignor's Interest
Recorded: 2004-03-19
Pages: 3
Assignors
SIMPSON, NEIL ANDREW ABERCROMBIE
Executed: 2003-04-18
MACKAY, ALEXANDER CRAIG
Executed: 2003-03-31
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027
Covered Property
(1)
Tubing Injector
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jun 8, 2016
From: WEATHERFORD/LAMB, INC.
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 038848/0819 →
Termination and Release of Security Interest in United States Patents
Jul 3, 2019
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: WEATHERFORD/LAMB, INC.
Reel/Frame 049679/0095 →