IP Library › Assignment 064625/0727
Patent Assignment
Reel/Frame 064625/0727

Change of Name

Recorded: 2023-08-17 Pages: 5
Assignor
DRECO ENERGY SERVICES LTD.
Executed: 2010-10-23
Assignee
DRECO ENERGY SERVICES ULC
2900 MANULIFE PLACE, 10180-101 STREET, EDMONTON, ALBERTA, T5J 3V5, CANADA
Covered Property (1)
Drive Shaft Assembly for a Downhole Motor
Patent: 8,033,917 →
Application: 12/336,242 →
Publication: US 2009/0275415
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 16, 2008
From: PRILL, JONATHAN RYAN; VOGHELL, MARK LOUIS
To: DRECO ENERGY SERVICES LTD.
Reel/Frame 021989/0824 →
Merger Nov 28, 2023
From: DRECO ENERGY SERVICES ULC
To: NOV CANADA ULC
Reel/Frame 065691/0862 →