IP Library › Assignment 035054/0547
Patent Assignment
Reel/Frame 035054/0547

Assignment of Assignor's Interest

Recorded: 2015-02-27 Pages: 4
Assignors
WU, AN-MING
Executed: 2003-11-28
BROCKHOFF, JAY
Executed: 2003-11-28
Assignee
MARQUIS FLUIDS INC.
915, 706 - 7TH AVENUE SW, CALGARY, T2P 0Z1, CANADA
Covered Property (1)
Emulsified Polymer Drilling Fluid and Methods of Preparation
Patent: 9,051,504 →
Application: 13/656,915 →
Publication: US 2013/0045896
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 27, 2015
From: MARQUIS FLUIDS INC.
To: MARQUIS ALLIANCE ENERGY GROUP INC.
Reel/Frame 035054/0933 →
Change of Name Nov 20, 2015
From: MARQUIS ALLIANCE ENERGY GROUP INC.
To: SECURE ENERGY (DRILLING SERVICES) INC.
Reel/Frame 037151/0246 →