IP Library › Assignment 056416/0131
Patent Assignment
Reel/Frame 056416/0131

Assignment of Assignor's Interest

Recorded: 2021-06-02 Pages: 2
Assignor
DYNOMAX DRILLING TOOLS USA, INC.
Executed: 2021-05-05
Assignee
DYNOMAX DRILLING TOOLS INC. (CANADA)
7501 - 42 STREET, LEDUC, T9E 0R8, CANADA
Covered Property (1)
System, Method And Apparatus For Controlling Fluid Flow Through Drill String
Patent: 9,328,576 →
Application: 13/926,391 →
Publication: US 2014/0020955
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 1, 2013
From: CRAMER, DAVID S.; HARVEY, MICHAEL J.
To: GENERAL DOWNHOLE TECHNOLOGIES LTD.
Reel/Frame 031320/0172 →
Assignment of Assignor's Interest Feb 24, 2017
From: CRAMER, DAVID S.; HARVEY, MICHAEL J.
To: GENERAL DOWNHOLE TECHNOLOGIES LTD.
Reel/Frame 041366/0538 →
Assignment of Assignor's Interest May 9, 2019
From: GENERAL DOWNHOLE TECHNOLOGIES LTD.
To: REVE, LLC
Reel/Frame 049127/0377 →
Assignment of Assignor's Interest May 9, 2019
From: REVE, LLC
To: DYNOMAX DRILLING TOOLS USA, INC.
Reel/Frame 049127/0470 →