Patent Assignment
Reel/Frame 046757/0764
Change of Name
Recorded: 2018-08-09
Pages: 2
Assignor
UNIMIN CORPORATION
Executed: 2018-06-01
Assignee
COVIA HOLDINGS CORPORATION
3 SUMMIT PARK DRIVE, SUITE 700, INDEPENDENCE, OHIO, 44131
Covered Properties
(2)
Method of Making Proppant Used in Gas or Oil Extraction
Method of Making Proppant Used in Gas or Oil Extraction
Application:
61/148,428 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 18, 2009
From: RUSH, DAVID JOHN; GONZALEZ, JUAN LEAL
To: UNIMIN CORPORATION
Reel/Frame 022276/0762 →
Assignment of Assignor's Interest
Nov 20, 2009
From: RUSH, DAVID JOHN; GONZALEZ, JUAN LEAL
To: UNIMIN CORPORATION
Reel/Frame 023551/0144 →
Security Interest
Aug 27, 2018
From: COVIA HOLDINGS CORPORATION; FAIMOUNT SANTROL INC.; TECHNISAND, INC.; SELF-SUSPENDING PROPPANT LLC
To: BARCLAYS BANK PLC, AS COLLATERAL AGENT
Reel/Frame 047320/0483 →
Security Interest
Oct 19, 2020
From: BARCLAYS BANK PLC
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 054113/0352 →
Release of Security Interest
Jan 1, 2021
From: WILMINGTON SAVINGS FUND SOCIETY, FSB
To: COVIA HOLDINGS LLC (FORMERLY COVIA HOLDINGS CORPORATION)
Reel/Frame 054886/0318 →