Patent Assignment
Reel/Frame 012943/0993
Assignment of Assignor's Interest
Recorded: 2002-05-10
Pages: 2
Assignors
GRIFFIN, NIGEL DENNIS
Executed: 2002-04-29
HUGHES, PETER R.
Executed: 2002-04-29
MATTHIAS, TERRY R.
Executed: 2002-04-29
Assignee
CAMCO INTERNATIONAL (UK) LIMITED
STONEHOUSE, OLDENDS INDUSTRIAL ESTATE, GLOUCESTERSHIRE, GL10, UNITED KINGDOM
Covered Property
(1)
Rotary Drill Bit Design Method
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.