Patent Assignment
Reel/Frame 004086/0043
Assignment of Assignors Interest.
Recorded: 1983-01-18
Pages: 1
Assignor
OLAH, GEORGE A.
Executed: 1983-01-14
Assignee
EL PASO PRODUCTS COMPANY, A CORP. OF TX.
ODESSA, TEXAS
Covered Property
(1)
Upgrading of Natural Gasoline with Trifluoromethane Sulfonic Acid, Hydrofluoric Acid and Lewis Acid Catalyst
Patent:
4,472,268 →
Application:
06/458,825 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 30, 1986
From: EL PASO PRODUCTS COMPANY, A CORP. OF TEXAS
To: EL PASO PRODUCTS COMPANY
Reel/Frame 004568/0515 →
Certificate of Awmendment of Certificate of Incorporation
Feb 17, 1989
From: EL PASO PRODUCTS COMPANY, A CORP. OF DE.
To: REXENE PRODUCTS COMPANY
Reel/Frame 006359/0332 →
Security Interest
Dec 18, 1992
From: REXENE CORPORATION
To: CHEMICAL BANK
Reel/Frame 006359/0313 →
Security Interest
Dec 18, 1992
From: REXENE CORPORATION
To: CHEMICAL BANK
Reel/Frame 006359/0339 →
Release of Interest in Patents
Sep 11, 1997
From: CHEMICAL BANK
To: REXENE CORPORATION
Reel/Frame 008677/0414 →