Patent Assignment
Reel/Frame 031327/0756
Assignment of Assignor's Interest
Recorded: 2013-10-02
Pages: 8
Assignor
QUEEN'S UNIVERSITY AT KINGSTON
Executed: 2013-07-18
Assignee
SPARQ SYSTEMS INC.
1625 BIOSCIENCES COMPLEX, KINGSTON, ON, K7L 3N6, CANADA
Covered Property
(1)
Controller for a Resonant Power Converter
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 26, 2011
From: TSCHIRHART, DARRYL J.; JAIN, PRAVEEN K.
To: QUEEN'S UNIVERSITY AT KINGSTON
Reel/Frame 026342/0909 →
Security Interest
Sep 2, 2015
From: SPARQ SYSTEMS INC.
To: COMERICA BANK
Reel/Frame 036476/0088 →
Release of Security Interest
Nov 17, 2017
From: COMERICA BANK
To: SPARQ SYSTEMS INC.
Reel/Frame 044161/0493 →