Patent Assignment
Reel/Frame 008505/0425
Assignment of Assignor's Interest
Recorded: 1997-05-15
Pages: 5
Assignor
BARRETT, DAVID M.
Executed: 1997-03-31
Assignee
TETRA CORPORATION
3701 HAWKINS STREET, N.E., ALBUQUERQUE, NEW MEXICO, 87109
Covered Properties
(2)
Portable Electrohydraulic Mining Drill
Patent:
5,896,938 →
Application:
08/757,579 →
Portable Electrohydraulic Mining Drill
Application:
60/007,872 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 19, 1997
From: MOENY, WILLIAM M.
To: TETRA CORPORATION
Reel/Frame 008514/0077 →
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 →