Patent Assignment
Reel/Frame 048663/0070
Assignment of Assignor's Interest
Recorded: 2019-03-21
Pages: 3
Assignors
CRAMER, DAVID S.
Executed: 2017-11-01
HARVEY, MICHAEL J.
Executed: 2017-11-01
DEVLIN, DAVID D.
Executed: 2017-11-01
Assignee
GENERAL DOWNHOLE TECHNOLOGIES LTD.
7, 4905-102 AVENUE SE, CALGARY, T2C 2X7, CANADA
Covered Property
(1)
Downhole Flow Diversion Device with Oscillation Damper
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 21, 2019
From: REVE, LLC
To: DYNOMAX DRILLING TOOLS USA, INC.
Reel/Frame 048663/0302 →
Assignment of Assignor's Interest
Mar 21, 2019
From: CRAMER, DAVID S.; HARVEY, MICHAEL J.; DEVLIN, DAVID D.
To: GENERAL DOWNHOLE TECHNOLOGIES LTD.
Reel/Frame 048669/0037 →
Assignment of Assignor's Interest
Mar 21, 2019
From: GENERAL DOWNHOLE TECHNOLOGIES LTD.
To: REVE, LLC
Reel/Frame 048669/0208 →
Assignment of Assignor's Interest
May 17, 2021
From: DYNOMAX DRILLING TOOLS USA, INC.
To: DYNOMAX DRILLING TOOLS INC. (CANADA)
Reel/Frame 056265/0137 →