Patent Assignment
Reel/Frame 020987/0460
Assignment of Assignor's Interest
Recorded: 2008-05-22
Pages: 3
Assignor
CHANG, MAIN
Executed: 2008-05-21
Assignee
BASF CATALYSTS LLC
100 CAMPUS DRIVE, FLORHAM PARK, NEW JERSEY, 07932
Covered Property
(1)
Internal Donor for Olefin Polymerization Catalysts
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 13, 2008
From: CHANG, MAIN
To: BASF CATALYSTS LLC
Reel/Frame 020943/0053 →
Merger
Jul 12, 2011
From: BASF CATALYSTS LLC
To: BASF CORPORATION
Reel/Frame 026575/0168 →
Assignment of Assignor's Interest
Oct 22, 2016
From: BASF CORPORATION
To: W. R. GRACE & CO. - CONN.
Reel/Frame 040255/0136 →
Security Interest
Apr 3, 2018
From: W. R. GRACE & CO.-CONN.
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 045828/0683 →
Release of Security Interest
Sep 23, 2021
From: GOLDMAN SACHS BANK USA
To: W. R. GRACE & CO.-CONN.
Reel/Frame 057594/0026 →