IP Library › Assignment 021793/0866
Patent Assignment
Reel/Frame 021793/0866

Assignment of Assignor's Interest

Recorded: 2008-11-06 Pages: 3
Assignor
MOENY, WILLIAM M.
Executed: 2008-09-03
Assignee
TETRA CORPORATION
3701 HAWKINS ST. NE, ALBUQUERQUE, NEW MEXICO, 87109
Covered Property (1)
Pulsed Electric Rock Drilling Apparatus with Non-Rotating Bit
Patent: 8,172,006 →
Application: 12/198,868 →
Publication: US 2009/0050371
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 10, 2012
From: MOENY, WILLIAM M.
To: SDG, LLC
Reel/Frame 027507/0016 →
Assignment of Assignor's Interest Jan 10, 2012
From: TETRA CORPORATION
To: SDG, LLC
Reel/Frame 027507/0252 →
Corrective Assignment to Correct the Assignee's Name and Address Previously Recorded at Reel: 027507 Frame: 0016. Assignor(S) Hereby Confirms the Assignment. Mar 7, 2018
From: MOENY, WILLIAM M.
To: SDG LLC
Reel/Frame 045524/0980 →
Corrective Assignment to Correct the Assignee's Name and Address Previously Recorded at Reel: 027507 Frame: 0252. Assignor(S) Hereby Confirms the Assignment. Mar 7, 2018
From: TETRA CORPORATION
To: SDG LLC
Reel/Frame 045525/0558 →