Patent Assignment
Reel/Frame 028717/0381
Security Agreement
Recorded: 2012-08-03
Pages: 7
Assignor
STONECREEK TECHNOLOGIES INC.
Executed: 2011-12-16
Assignee
ALBERTA TREASURY BRANCHES
600, 444 - 7TH AVENUE S.W., CALGARY, T2P 0X8, CANADA
Covered Properties
(2)
Improved Bridge Plug for a Well Bore
Patent:
6,131,656 →
Application:
09/235,431 →
Retrievable Stimulation Frac (Rsf) Plug
Related Assignments
(12)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 16, 2012
From: WILLIAM, JANI
To: SURE TECH TOOL SERVICES INC.
Reel/Frame 028555/0248 →
Assignment of Assignor's Interest
Jan 22, 2013
From: JANI, WILLIAM
To: SURE TECH TOOL SERVICES INC.
Reel/Frame 029666/0225 →
Security Interest
Sep 22, 2014
From: STONECREEK TECHNOLOGIES INC. S.A.
To: ALBERTA TREASURY BRANCHES
Reel/Frame 033788/0444 →
Security Interest
Sep 22, 2014
From: SURETECH COMPLETIONS CANADA LTD.
To: ALBERTA TREASURY BRANCHES
Reel/Frame 033788/0157 →
Assignment of Assignor's Interest
Aug 25, 2015
From: STONECREEK TECHNOLOGIES INC.
To: SANJEL CORPORATION
Reel/Frame 036411/0252 →
Release of Security Interest
Jul 6, 2016
From: ALBERTA TREASURY BRANCHES
To: SANJEL CORPORATION
Reel/Frame 039084/0345 →
Assignment of Assignor's Interest
Jul 6, 2016
From: SURETECH COMPLETIONS CANADA LTD.; SANJEL CORPORATION
To: OILER TOOLS, LLC
Reel/Frame 039086/0012 →
Change of Name
Aug 4, 2016
From: OILER TOOLS HOLDINGS, LLC
To: GRYPHON OILFIELD SOLUTIONS HOLDINGS, LLC
Reel/Frame 039577/0739 →
Corrective Assignment to Correct the Conveying Party and Receiving Party Previously Recorded at Reel: 005845 Frame: 0984. Assignor(S) Hereby Confirms the Assignment.
Aug 19, 2016
From: OILER TOOLS, LLC
To: GRYPHON OILFIELD SOLUTIONS, LLC
Reel/Frame 039754/0070 →
Change of Name
Aug 29, 2016
From: OILER TOOLS, LLC
To: GRYPHON OILFIELD SOLUTIONS, LLC
Reel/Frame 039851/0814 →
Security Interest
May 9, 2018
From: GRYPHON OILFIELD SOLUTIONS, LLC; GRYPHON CASING SOLUTIONS, LLC; GRYPHON OILFIELD SOLUTIONS ULC
To: SILICON VALLEY BANK
Reel/Frame 045750/0410 →
Assignment of Assignor's Interest
Oct 14, 2021
From: GRYPHON OILFIELD SOLUTIONS, LLC
To: VERTICE OIL TOOLS INC.
Reel/Frame 057797/0722 →