Patent Assignment
Reel/Frame 012091/0991
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)
"Coiled Tubing Drilling Rig"
Patent:
6,502,641 →
Application:
09/574,972 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 19, 2000
From: CARRIERE, GENE J.; GIPSON, THOMAS C.
To: PLAINS ENERGY SERVICES LTD.
Reel/Frame 010831/0115 →
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 →