IP Library Assignment 028995/0584
Patent Assignment
Reel/Frame 028995/0584

Change of Name

Recorded: 2012-09-17 Pages: 4
Assignor
Assignee
PRECISION ENERGY SERVICES LTD.
4500, 150-6TH AVENUE S.W., CALGARY, T2P 3Y7, CANADA
Covered Property (1)
Compensated Ensemble Crystal Oscillator for Use in a Well Borehole System
Patent: 8,340,911 →
Application: 11/279,130 →
Publication: US 2006/0192625
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 17, 2012
From: SORRELLS, MARTIN; MINTO, JAMES
To: PRECISION DRILLING TECHNOLOGIES SERVICE GROUP INC.
Reel/Frame 028969/0229 →
Assignment of Assignor's Interest Sep 17, 2012
From: PRECISION ENERGY SERVICES LTD
To: PRECISION ENERGY SERVICES ULC
Reel/Frame 028970/0678 →
Assignment of Assignor's Interest Sep 17, 2012
From: PRECISION ENERGY SERVICES ULC
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 028970/0884 →