Patent Assignment
Reel/Frame 069306/0639
Corrective Assignment to Correct the the Assignee Name Previously Recorded at Reel: 35731 Frame: 111. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2024-11-05
Pages: 5
Assignor
GASFRAC ENERGY SERVICES INC.
Executed: 2015-04-02
Assignee
STEP ENERGY SERVICES LTD.
1200, 205 - 5TH AVE SW, CALGARY, T2P 2V7, CANADA
Covered Property
(1)
Volatile-Phosphorus Free Gelling Agents
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 3, 2011
From: COLLETT, CHRIS
To: MTS HOLDINGS INC.
Reel/Frame 026219/0777 →
Assignment of Assignor's Interest
May 4, 2011
From: MTS HOLDINGS INC.
To: GASFRAC ENERGY SERVICES INC.
Reel/Frame 026227/0696 →
Assignment of Assignor's Interest
May 6, 2011
From: MESHER (AKA SHAUN T. MESHER AND SHAUN MESHER), SHAUN T. E.
To: GASFRAC ENERGY SERVICES INC.
Reel/Frame 026240/0070 →
Security Interest
Jul 24, 2014
From: GASFRAC ENERGY SERVICES INC.
To: PNC BANK CANADA BRANCH
Reel/Frame 033395/0370 →
Assignment of Assignor's Interest
May 28, 2015
From: GASFRAC ENERGY SERVICES INC.
To: STEP ENERGY SERVICES INC.
Reel/Frame 035731/0111 →