Patent Assignment
Reel/Frame 037006/0257
Assignment of Assignor's Interest
Recorded: 2015-11-10
Pages: 7
Assignor
HPC ENERGY SERVICES LTD.
Executed: 2015-10-30
Assignee
HPC ENERGY TECHNOLOGIES LTD.
2207-4TH STREET SW, #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
Jan 20, 2015
From: PARE, QUENTIN; BROWN, CARL; AUER, THOMAS; THOMAS, BEN
To: HPC ENERGY SERVICES LTD.
Reel/Frame 034761/0579 →
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 →