Patent Assignment
Reel/Frame 051657/0673
Change of Name
Recorded: 2020-01-22
Pages: 6
Assignor
SANDIA CORPORATION
Executed: 2017-05-01
Assignee
NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC
P.O. BOX 5800, MS-0161, ALBUQUERQUE, NEW MEXICO, 87185
Covered Property
(1)
Electrically Conductive Proppant and Methods for Detecting, Locating and Characterizing the Electrically Conductive Proppant
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →
Assignment of Assignor's Interest
Apr 1, 2019
From: CANNAN, CHAD; PALISCH, TERRENCE
To: CARBO CERAMICS INC.
Reel/Frame 048759/0090 →
Assignment of Assignor's Interest
Apr 1, 2019
From: BARTEL, LEWIS; ALDRIDGE, DAVID
To: SANDIA CORPORATION
Reel/Frame 048759/0098 →