Patent Assignment
Reel/Frame 027181/0593
Corrective Assignment to Correct the Assignment Previously Recorded on Reel 026791 Frame 0808. Assignor(S) Hereby Confirms the Correction of the Name of the Assignee from Techstar Energy Services Inc. to Tech-Star Fluid Systems Inc..
Recorded: 2011-11-04
Pages: 5
Assignor
SMITH, CARL KEITH
Executed: 2011-08-05
Assignee
TECH-STAR FLUID SYSTEMS INC.
1110, 640 - 8TH AVENUE SW, CALGARY, T2P 1G7, CANADA
Covered Property
(1)
Drilling Fluid and Methods
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 23, 2011
From: SMITH, CARL KEITH
To: TECHSTAR ENERGY SERVICES INC.
Reel/Frame 026791/0808 →
Assignment of Assignor's Interest
Feb 21, 2014
From: TECH-STAR FLUID SYSTEMS INC.
To: CANADIAN ENERGY SERVICES L.P.
Reel/Frame 032267/0036 →
Security Interest
Jan 30, 2015
From: CANADIAN ENERGY SERVICES L.P.
To: THE BANK OF NOVA SCOTIA
Reel/Frame 034857/0635 →