Patent Assignment
Reel/Frame 034761/0579
Assignment of Assignor's Interest
Recorded: 2015-01-20
Pages: 9
Assignors
PARE, QUENTIN
Executed: 2015-01-19
BROWN, CARL
Executed: 2015-01-19
AUER, THOMAS
Executed: 2015-01-19
THOMAS, BEN
Executed: 2015-01-19
Assignee
HPC ENERGY SERVICES LTD.
2207-4TH STREET SW, SUITE 240, CALGARY, T2S 1X1, CANADA
Covered Property
(1)
Mud Pulser with Poppet Valve, Having Linear Displacement Determination Means
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 10, 2015
From: HPC ENERGY SERVICES LTD.
To: HPC ENERGY TECHNOLOGIES LTD.
Reel/Frame 037006/0257 →
Nunc Pro Tunc Assignment
Apr 19, 2017
From: HPC ENERGY TECHNOLOGIES LTD.
To: VERTEX DOWNHOLE LTD.
Reel/Frame 042059/0771 →
Assignment of Assignor's Interest
Feb 1, 2023
From: VERTEX DOWNHOLE LTD.
To: 2435819 ALBERTA LTD.
Reel/Frame 062566/0423 →
Change of Name
Feb 3, 2023
From: 2435819 ALBERTA LTD.
To: VERTEX DOWNHOLE TECHNOLOGIES INC.
Reel/Frame 062658/0478 →