Patent Assignment
Reel/Frame 028750/0388
Assignment of Assignor's Interest
Recorded: 2012-08-08
Pages: 5
Assignee
SANJEL LIMITED PARTNERSHIP
200, 205 - 2ND STREET, SW, CALGARY, ALBERTA, T2P1N8, CANADA
Covered Property
(1)
Oil and Gas Well Cement Systems Using Elemental Sulfur
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 14, 2013
From: SANJEL LIMITED PARTNERSHIP
To: SANJEL CANADA LTD.
Reel/Frame 029996/0689 →
Security Interest
Sep 22, 2014
From: SANJEL CANADA LTD.
To: ALBERTA TREASURY BRANCHES
Reel/Frame 033788/0307 →
Assignment of Assignor's Interest
Sep 21, 2016
From: SANJEL CANADA LTD.
To: 1961531 ALBERTA LTD.
Reel/Frame 039821/0638 →
Change of Name
Jan 6, 2017
From: 1961531 ALBERTA LTD.
To: SANJEL ENERGY SERVICES INC.
Reel/Frame 041275/0549 →