Patent Assignment
Reel/Frame 015505/0538
Assignment of Assignor's Interest
Recorded: 2005-01-03
Pages: 3
Assignor
WEATHERFORD/LAMB, INC.
Executed: 2004-12-09
Assignee
OPTOPLAN AS
BJORKHAUGVN.27, N-7002 TRONDHEIM, NORWAY
Covered Property
(1)
Wavelength Reference System for Optical Measurements
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.