Patent Assignment
Reel/Frame 020446/0050
Assignment of Assignor's Interest
Recorded: 2008-01-22
Pages: 8
Assignors
SCHLESINGER, LOUIS M.
Executed: 2007-12-05
SANCHEZ, MAURICIO DURAN
Executed: 2007-12-17
GONZALEZ, GERARDO HERNANDEZ
Executed: 2007-12-21
ACEVEDO, ARTEMIO GONZALEZ
Executed: 2007-12-17
Assignee
UNIMIN CORPORATION
258 ELM STREET, NEW CANAAN, CONNECTICUT, 06840
Covered Property
(1)
Method of Processing Nepheline Syenite Powder to Produce an Ultra-Fine Grain Size Product
Related Assignments
(9)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 9, 2018
From: UNIMIN CORPORATION
To: COVIA HOLDINGS CORPORATION
Reel/Frame 046757/0062 →
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 →
Security Interest
Jan 29, 2021
From: COVIA HOLDINGS LLC (FORMERLY COVIA HOLDINGS CORPORATION)
To: WILMINGTON SAVINGS FUND SOCIETY, FSB
Reel/Frame 055173/0660 →
Security Interest
Dec 27, 2021
From: COVIA SOLUTIONS INC.; COVIA HOLDINGS LLC
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 058581/0517 →
Corporate Conversion
Jan 31, 2025
From: COVIA HOLDINGS CORPORATION
To: COVIA HOLDINGS LLC
Reel/Frame 070077/0576 →
Release of Security Interest
Feb 26, 2025
From: PNC BANK, NATIONAL ASSOCIATION
To: COVIA SOLUTIONS INC.; COVIA HOLDINGS LLC
Reel/Frame 070343/0973 →
Security Interest
Mar 31, 2025
From: COVIA SOLUTIONS LLC; COVIA HOLDINGS LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 070681/0759 →