IP Library › Assignment 004081/0548
Patent Assignment
Reel/Frame 004081/0548

Assignment of Assignors Interest.

Recorded: 1983-01-20 Pages: 1
Assignors
MYERS, JOHN W.
Executed: 1982-12-08
STROPE, DANIEL J.
Executed: 1982-12-08
Assignee
Covered Property (1)
Olefin Conversion Process
Patent: 4,436,949 →
Application: 06/420,970 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Apr 1, 1992
From: PHILLIPS PETROLEUM COMPANY, A DE CORP.
To: TEXAS PETROCHEMICALS CORPORATION, A TEXAS CORP.
Reel/Frame 006059/0130 →
Security Interest Jul 29, 1996
From: TEXAS PETROCHEMICALS CORPORATION
To: TEXAS COMMERCE BANK NATIONAL ASSOC.
Reel/Frame 008067/0087 →