Patent Assignment
Reel/Frame 004366/0473
Assignment of Assignors Interest.
Recorded: 1985-02-25
Pages: 1
Assignee
PETRO-TEX CHEMICAL CORPORATION, A DE CORP
HOUSTON, TEXAS
Covered Properties
(2)
Production of Isobutene from Methyl Tertiary Butyl Ether
Patent:
4,570,026 →
Application:
06/522,603 →
Process for the Production of Polymer Gasoline
Patent:
4,540,839 →
Application:
06/593,378 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Interest
Jul 29, 1996
From: TEXAS PETROCHEMICALS CORPORATION
To: TEXAS COMMERCE BANK NATIONAL ASSOC.
Reel/Frame 008067/0087 →
Assignment of Assignor's Interest
Aug 22, 1996
From: PETRO-TEX CHEMICAL CORP.
To: TEXAS PETROCHEMICALS CORPORATION
Reel/Frame 008126/0747 →
Grant of Patent Security Interest
Nov 26, 2002
From: TEXAS PETROCHEMICALS L.P, A TEXAS LIMITED PARTNERSHIP
To: CREDIT SUISSE FIRST BOSTON, AS ADMINISTRATIVE AGENT
Reel/Frame 013532/0567 →
Conversion
Dec 9, 2002
From: TEXAS PETROCHEMICALS CORPORATION
To: TEXAS PETROCHEMICALS LP
Reel/Frame 013552/0566 →
Release of Security Agreement
Dec 17, 2002
From: TEXAS COMMERCE BANK NATIONAL ASSOC. (NOW KNOWN AS JPMORGAN CHASE)
To: TEXAS PETROCHEMICALS LP
Reel/Frame 013589/0364 →
Security Interest
Apr 17, 2003
From: TEXAS PETROCHEMICALS LP
To: BANK OF AMERICA, N.A.
Reel/Frame 013974/0271 →
Release of Security Interest in U.S. Patents
May 5, 2010
From: U.S. BANK NATIONAL ASSOCIATION
To: TEXAS PETROCHEMICALS LP
Reel/Frame 024337/0518 →
Release of Security Interest Recorded at Reel/Frame 013974/0271
Jun 16, 2010
From: BANK OF AMERICA, N.A.
To: TEXAS PETROCHEMICALS LP (FORMERLY TEXAS PETROCHEMICALS CORPORATION)
Reel/Frame 024547/0076 →