Patent Assignment
Reel/Frame 022091/0544
Assignment of Assignor's Interest
Recorded: 2008-12-24
Pages: 7
Assignors
ALMUSALLAM, TAREK H.
Executed: 2008-11-15
AL-MASRY, WAHEED ATIA
Executed: 2008-11-15
KHAN, MOHAMMAD IQBAL
Executed: 2008-11-15
TRABZUNI, FADI MOHAMED
Executed: 2008-11-23
AL-ZEGHAYER, YOUSEF SALEH
Executed: 2008-11-15
Assignee
NATIONAL TITANIUM DIOXIDE CO. LTD., THE
(CRISTAL), P.O. BOX 13586, JEDDAH, KINGDOM OF, 21414, SAUDI ARABIA
Covered Property
(1)
Titanium Production Waste Byproduct as Partial Cement Replacement
Patent:
7,717,999 →
Application:
12/317,542 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 25, 2019
From: THE NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
To: TRONOX LLC
Reel/Frame 049583/0638 →
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 →