Patent Assignment
Reel/Frame 049539/0841
Assignment of Assignor's Interest
Recorded: 2019-06-20
Pages: 2
Assignors
VAKAYIL, AHMED YASIR
Executed: 2012-05-16
JONGEN, RENE
Executed: 2012-05-26
JOMHA, AHMAD I.
Executed: 2012-05-16
Assignee
NATIONAL TITANIUM DIOXIDE CO. LTD. (CRISTAL)
POST OFFICE BOX 13586, JEDDAH, 21414, SAUDI ARABIA
Covered Property
(1)
Method for Purification of Spent Sulfuric Acid from Titanium Dioxide Rutile Industry
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 →