IP Library Assignment 011757/0684
Patent Assignment
Reel/Frame 011757/0684

Assignment of Assignor's Interest

Recorded: 2001-04-27 Pages: 3
Assignor
WARCHOL, EDWARD
Executed: 2001-04-23
Assignee
COLT ENGINEERING CORPORATION
400-10201 SOUTHPORT ROAD S.W., CALGARY ALBERTA, T2W 2, CANADA
Covered Property (1)
Method of Converting Heavy Oil Residuum to a Useful Fuel
Patent: 6,530,965 →
Application: 09/842,839 →
Publication: US 2002/0157304
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Mar 3, 2011
From: COLT ENGINEERING CORPORATION
To: WORLEYPARSONS CANADA SERVICES LTD.
Reel/Frame 025892/0373 →