Patent Assignment
Reel/Frame 012293/0395
Assignment of Assignor's Interest
Recorded: 2001-10-30
Pages: 5
Assignee
BJ SERVICES COMPANY CANADA
1300, 801 6TH AVENUE SW, CALGARY, ALBERTA, T2P 4, CANADA
Covered Property
(1)
Method for Fracturing Subterranean Formations
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.