Patent Assignment
Reel/Frame 012197/0431
Assignment of Assignor's Interest
Recorded: 2001-09-24
Received: 2001-09-28
Pages: 3
Assignor
SCHLUMBERGER HOLDINGS LIMITED
Executed: 2001-09-12
Assignee
CAMCO INTERNATIONAL (UK) LIMITED
STONEHOUSE, OLDENDS INDUSTRIAL ESTATE, GLOUCESTERSHIRE, GBX, GL10, UNITED KINGDOM
Covered Property
(1)
Rotary drag-type drill bits and methods of designing such bits
Application:
09/802,999 →