IP Library › Assignment 029747/0928
Patent Assignment
Reel/Frame 029747/0928

Assignment of Assignor's Interest

Recorded: 2013-02-04 Pages: 5
Assignor
DARWELL INDUSTRIES LTD.,
Executed: 2012-07-11
Assignee
ALBERTA PETROLEUM INDUSTRIES LTD.,
3712 93 STREET, EDMONTON, ALBERTA, T6E 5K6, CANADA
Covered Properties (2)
Seal Assembly for Reciprocating Shaft
Patent: 7,597,328 →
Application: 10/692,326 →
Publication: US 2004/0188949
Seal Assembly with Means for Detecting Seal Failure
Patent: 7,055,390 →
Application: 10/696,411 →
Publication: US 2004/0083818
Related Assignments (7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 13, 2007
From: FOOTE, DEAN
To: DARWELL INDUSTRIES LTD.
Reel/Frame 019550/0644 →
Assignment of Assignor's Interest Jul 26, 2007
From: FOOTE, DEAN
To: DARWELL INDUSTRIES LTD.
Reel/Frame 019614/0713 →
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 Oct 1, 2010
From: DELBRIDGE, SCOTT
To: ALBERTA PETROLEUM INDUSTRIES LTD.
Reel/Frame 025077/0211 →
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 →
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 →