IP Library › Assignment 049611/0670
Patent Assignment
Reel/Frame 049611/0670

Confirmatory License

Recorded: 2019-06-27 Pages: 2
Assignor
Assignee
U.S. DEPARTMENT OF ENERGY
1000 INDEPENDNCE AVE., SW, WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property (1)
Proppant Having Non-Uniform Electrically Conductive Coatings and Methods for Making and Using Same
Application: 15/130,732 →
Publication: US 2016/0222283
Related Assignments (3)
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 Jul 5, 2017
From: CANNAN, CHAD; BARTEL, LEWIS; ROPER, TODD
To: CARBO CERAMICS, INC.
Reel/Frame 042911/0270 →