Patent Assignment
Reel/Frame 023654/0587
Assignment of Assignor's Interest
Recorded: 2009-12-15
Pages: 3
Assignor
CHAPMAN, DAVID M.
Executed: 2009-12-15
Assignee
MILLENNIUM INORGANIC CHEMICALS, INC.
20 WIGHT AVENUE, SUITE 100, HUNT VALLEY, MARYLAND, 21030
Covered Property
(1)
Capture of Volatilized Vanadium and Tungsten Compounds in a Selective Catalytic Reduction System
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Nov 19, 2013
From: MILLENNIUM INORGANIC CHEMICALS, INC.
To: CRISTAL USA INC.
Reel/Frame 031689/0372 →
Assignment of Assignor's Interest
May 10, 2019
From: CRISTAL USA INC.
To: TRONOX LLC
Reel/Frame 049148/0729 →
Security Interest
May 1, 2020
From: TRONOX LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 052554/0529 →
Security Interest
Mar 12, 2021
From: TRONOX LLC
To: HSBC BANK USA, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 055579/0619 →
Release of Security Interest
Apr 7, 2022
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: TRONOX LLC
Reel/Frame 059629/0581 →
Security Interest
Sep 26, 2025
From: TRONOX LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 072942/0255 →