Patent Assignment
Reel/Frame 018358/0759
Assignment of Assignor's Interest
Recorded: 2006-09-25
Pages: 3
Assignors
ROXBURGH, DAVID
Executed: 2005-04-07
BEDDUS, SIMON ALEXANDER
Executed: 2005-04-12
FARLEY, PATRICK BRIAN
Executed: 2005-04-12
HOSKING, MICHAEL ROBERT
Executed: 2005-04-07
Assignee
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
81 NEWGATE STREET, LONDON, ENGLAND, EC1A 7AJ, UNITED KINGDOM
Covered Property
(1)
Ultrasonic cement scanner
Application:
10/954,124 →
Publication:
US 2006/0067162
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 29, 2004
From: BLANKINSHIP, THOMAS J.; ROBERTS, EDWIN K.; TELLO, LUCIO N.
To: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
Reel/Frame 015862/0863 →
Assignment of Assignor's Interest
Feb 1, 2005
From: MICKAEL, MEDHAT W.
To: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
Reel/Frame 016257/0318 →
Merger
Apr 15, 2005
From: COMPUTALOG U.S.A. INC.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 016446/0385 →