Patent Assignment
Reel/Frame 013548/0157
Assignment of Assignor's Interest
Recorded: 2002-12-03
Pages: 5
Assignors
NELSON, JOHN E.
Executed: 2002-12-03
SMITH, CHARLES B.
Executed: 2002-12-03
JOHNSON, READY J.
Executed: 2002-12-03
Assignee
ABB VETCO GRAY INC.
3010 BRIARPARK, THIRD FLOOR, HOUSTON, TEXAS, 77042
Covered Property
(1)
Rotating Drilling Head Gripper
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.