IP Library Assignment 017855/0756
Patent Assignment
Reel/Frame 017855/0756

Assignment of Assignor's Interest

Recorded: 2006-06-29 Pages: 3
Assignors
BARTEL, ROGER P.
Executed: 2006-06-29
WU, JIAN-QUN
Executed: 2006-06-29
Assignee
PRECISION ENERGY SERVICES, LTD.
4200 150-6TH AVENUE, S.W., CALGARY, T2P3Y7, CANADA
Covered Property (1)
Directional Sensor System Comprising a Single Axis Sensor Element Positioned at Multiple Controlled Orientations
Patent: 7,353,613 →
Application: 11/427,435 →
Publication: US 2007/0011895
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 6, 2006
From: PRECISION ENERGY SERVICES, LTD.
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 018589/0036 →