Patent Assignment
Reel/Frame 015460/0818
Assignment of Assignor's Interest
Recorded: 2004-12-17
Pages: 4
Assignor
CIRCA ENTERPRISES INC.
Executed: 2004-11-09
Assignee
INTEGRATED PRODUCTION SERVICES LTD.
11TH FLOOR, 840 7TH AVENUE S.W., CALGARY, CANADA
Covered Property
(1)
Method for Controlling the Speed of a Pump Based on Measurement of the Fluid Depth in a Well
Patent:
6,237,410 →
Application:
09/077,791 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.