IP Library Assignment 020091/0052
Patent Assignment
Reel/Frame 020091/0052

Assignment of Assignor's Interest

Recorded: 2007-11-09 Pages: 3
Assignor
WILSON, BRETT ALLEN
Executed: 2007-10-11
Assignee
CARBO CERAMICS INC.
6565 MACARTHUR BLVD., IRVING, TEXAS, 75039
Covered Property (1)
Low Bulk Density Proppant and Methods for Producing the Same
Patent: 8,063,000 →
Application: 11/848,029 →
Publication: US 2008/0058228
Related Assignments (2)
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 →