Patent Assignment
Reel/Frame 035941/0498
Assignment of Assignor's Interest
Recorded: 2015-06-30
Pages: 3
Assignor
ALDRIDGE, DAVID F.
Executed: 2015-01-07
Assignee
SANDIA CORPORATION
P.O. BOX 5800, MS-0161, ALBUQUERQUE, NEW MEXICO, 87185
Covered Property
(1)
Systems and Methods for Locating and Imaging Proppant in an Induced Fracture
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 13, 2015
From: BARTEL, LEWIS C.
To: CARBO CERAMICS INC.
Reel/Frame 035633/0171 →
Patent Security Agreement
Apr 28, 2016
From: CARBO CERAMICS INC.; FALCON TECHNOLOGIES AND SERVICES, INC.; STRATAGEN, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 038555/0688 →
Release of Security Interest
Mar 3, 2017
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: CARBO CERAMICS INC.; ASSET GUARD PRODUCTS INC. (F/K/A FALCON TECHNOLOGIES AND SERVICES, INC.); STRATAGEN, INC.
Reel/Frame 041879/0930 →
Change of Name
Sep 26, 2018
From: SANDIA CORPORATION
To: NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC
Reel/Frame 047154/0232 →