Patent Assignment
Reel/Frame 020283/0594
Assignment of Assignor's Interest
Recorded: 2007-12-21
Pages: 3
Assignee
HALL, DAVID R., MR.
2185 SOUTH LARSEN PARKWAY, PROVO, UTAH, 84606
Covered Property
(1)
Retention for Holder Shank
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 24, 2010
From: HALL, DAVID R., MR.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 023973/0849 →
Assignment of Assignor's Interest
Sep 18, 2012
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: NOVATEK, INC.
Reel/Frame 028978/0019 →
Merger
Jul 26, 2022
From: NOVATEK, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 060622/0839 →