IP Library › Assignment 059288/0537
Patent Assignment
Reel/Frame 059288/0537

Assignment of Assignor's Interest

Recorded: 2022-03-17 Pages: 3
Assignor
A-Z DRILLING TOOLS GROUP, LLC
Executed: 2022-03-15
Assignee
COMPASS DIRECTIONAL GUIDANCE, INC.
14411 INTERDRIVE SOUTH, HOUSTON, TEXAS, 77032
Covered Properties (2)
Shock Reduction Tool for a Downhole Electronics Package
Patent: 8,640,795 →
Application: 12/791,598 →
Publication: US 2011/0186284
Shock Reduction Tool for a Downhole Electronics Package
Application: 61/300,205 →
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 3, 2010
From: JEKIELEK, DAVID
To: TECHNICAL DRILLING TOOLS, LTD.
Reel/Frame 024782/0476 →
Assignment of Assignor's Interest May 21, 2021
From: TECHNICAL DRILLING TOOLS, LTD; JEKIELEK, DAVID; JEKIELEK, MARTHA CEIL
To: A-Z DRILLING TOOLS, LLC
Reel/Frame 056312/0254 →
Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 056312 Frame: 0254. Assignor(S) Hereby Confirms the Assignment . Mar 17, 2022
From: JEKIELEK, DAVID; JEKIELEK, MARTHA CEIL; TECHNICAL DRILLING TOOLS, LTD
To: A-Z DRILLING TOOLS GROUP, LLC
Reel/Frame 059379/0732 →