Patent Assignment
Reel/Frame 028005/0444
Assignment of Assignor's Interest
Recorded: 2012-04-06
Pages: 2
Assignor
LITTLE, CHARLES B.
Executed: 2012-04-03
Assignee
SACHEM, INC.
821 EAST WOODWARD STREET, AUSTIN, TEXAS, 78704
Covered Property
(1)
Quaternary Ammonium Hydroxides
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
First Amendment to Patent, Trademark and Copyright Security Agreement
May 5, 2014
From: SACHEM, INC.; SACHEM ASIA, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 032817/0478 →
Security Interest
May 6, 2024
From: SACHEM, INC.; SACHEM ASIA, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 067318/0340 →
Release of Security Interest
Jun 10, 2025
From: PNC BANK, NATIONAL ASSOCIATION
To: SACHEM, INC.; SACHEM ASIA, INC.
Reel/Frame 071368/0642 →
Security Interest
Aug 4, 2026
From: SACHEM, INC.
To: FIRST BUSINESS SPECIALTY FINANCE, LLC
Reel/Frame 075521/0429 →