IP Library Assignment 069307/0219
Patent Assignment
Reel/Frame 069307/0219

Corrective Assignment to Correct the Assignee’S Name on the Cover Sheet from Step Energy Services Inc. to Step Energy Services Ltd. Previously Recorded on Reel 35730 Frame 933. 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)
Liquified Petroleum Gas Fracturing System
Patent: 8,408,289 →
Application: 11/681,737 →
Publication: US 2007/0204991
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 27, 2008
From: LOREE, DWIGHT N.; MESHER, SHAUN T.
To: GAS-FRAC ENERGY SERVICES INC.
Reel/Frame 020572/0356 →
Change of Name Dec 23, 2010
From: GAS-FRAC ENERGY SERVICES INC.
To: GASFRAC ENERGY SERVICES INC.
Reel/Frame 025565/0944 →
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 035730/0933 →