IP Library › Assignment 055880/0305
Patent Assignment
Reel/Frame 055880/0305

Assignment of Assignor's Interest

Recorded: 2021-04-09 Pages: 4
Assignors
MAMMADOV, ELVIN
Executed: 2020-04-08
CODY, SHAWN
Executed: 2020-04-09
ALIZADEH, AHMAD
Executed: 2020-04-09
Assignee
OPLA ENERGY LTD.
736 - 8TH AVE SW, SUITE 650, CALGARY, T2P 1H4, CANADA
Covered Property (1)
Monobore Drilling Methods with Managed Pressure Drilling
Application: 17/226,763 →
Publication: US 2021/0317714
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 15, 2025
From: OPLA ENERGY LTD
To: OPLA ENERGY ULC
Reel/Frame 072896/0624 →
Merger Sep 15, 2025
From: OPLA ENERGY ULC
To: CITADEL DRILLING LTD.
Reel/Frame 072257/0389 →
Merger Sep 15, 2025
From: OPLA ENERGY LTD.
To: OPLA ENERGY LTD.
Reel/Frame 072257/0174 →