Patent Assignment
Reel/Frame 012089/0443
Assignment of Assignor's Interest
Recorded: 2001-08-20
Pages: 4
Assignor
PLAINS ENERGY SERVICES LTD.
Executed: 2001-06-08
Assignee
PRECISION DRILLING CORPORATION
#4200, 150--6TH AVENUE S.W., CALGARY, ALBERTA, T2P 3Y7, CANADA
Covered Property
(1)
Linear Coiled Tubing Injector
Patent:
6,332,501 →
Application:
09/569,965 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 12, 2000
From: GIPSON, THOMAS C.
To: PLAINS ENERGY SERVICES LTD.
Reel/Frame 010808/0237 →
Security Agreement
Dec 29, 2008
From: PRECISION DRILLING CORPORATION
To: ROYAL BANK OF CANADA
Reel/Frame 022034/0306 →
Release of Security Interest
Nov 22, 2010
From: ROYAL BANK OF CANADA
To: PRECISION DRILLING CORPORATION
Reel/Frame 025411/0632 →