IP Library › Assignment 019550/0644
Patent Assignment
Reel/Frame 019550/0644

Assignment of Assignor's Interest

Recorded: 2007-07-13 Pages: 2
Assignor
FOOTE, DEAN
Executed: 2007-06-27
Assignee
DARWELL INDUSTRIES LTD.
9755 51 AVENUE NW, EDMONTON, ALBERTA, T6H 4W8, CANADA
Covered Property (1)
Seal Assembly with Means for Detecting Seal Failure
Patent: 7,055,390 →
Application: 10/696,411 →
Publication: US 2004/0083818
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 1, 2010
From: DELBRIDGE, SCOTT
To: ALBERTA PETROLEUM INDUSTRIES LTD.
Reel/Frame 025077/0211 →
Assignment of Assignor's Interest Oct 1, 2010
From: DELBRIDGE, CLAYTON
To: ALBERTA PETROLEUM INDUSTRIES LTD.
Reel/Frame 025077/0227 →
Assignment of Assignor's Interest Feb 10, 2011
From: DELBRIDGE, SCOTT
To: A.P.I. VALVE & B.O.P. SERVICES LTD.
Reel/Frame 025786/0405 →
Assignment of Assignor's Interest Feb 4, 2013
From: DARWELL INDUSTRIES LTD.,
To: ALBERTA PETROLEUM INDUSTRIES LTD.,
Reel/Frame 029747/0928 →
Change of Name Feb 5, 2013
From: A.P.I. VALVE & B.O.P. SERVICES LTD.
To: ALBERTA PETROLEUM INDUSTRIES VALVE & B.O.P. SERVICES LTD.
Reel/Frame 029755/0436 →
Change of Name Feb 5, 2013
From: ALBERTA PETROLEUM INDUSTRIES VALVE & B.O.P. SERVICES LTD.
To: ALBERTA PETROLEUM INDUSTRIES LTD.
Reel/Frame 029755/0455 →