Patent Assignment
Reel/Frame 009826/0852
Assignment of Assignor's Interest
Recorded: 1999-03-05
Pages: 3
Assignor
KUTINSKY, DAVID
Executed: 1999-02-18
Assignee
CANADIAN DOWNHOLE DRILL SYSTEMS INC.
1507 - 4TH STREET, NISKU ALBERTA, T9E 7, CANADA
Covered Property
(1)
Tool Catcher
Patent:
6,145,602 →
Application:
09/262,924 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Sep 12, 2003
From: CANADIAN DOWNHOLE DRILL SYSTEMS INC.
To: CANADIAN IMPERIAL BANK OF COMMERCE
Reel/Frame 014506/0446 →
Assignment of Assignor's Interest
Jul 23, 2004
From: CANADIAN DOWNHOLE DRILL SYSTEMS INC.
To: NQL ENERGY SERVICES CANADA LTD.
Reel/Frame 014892/0194 →
Assignment of Assignor's Interest
Apr 30, 2008
From: NQL ENERGY SERVICES CANADA LTD.
To: NATIONAL OILWELL VARCO, L.P.
Reel/Frame 020876/0333 →