IP Library Assignment 008449/0771
Patent Assignment
Reel/Frame 008449/0771

Assignment of Assignor's Interest

Recorded: 1997-03-24 Pages: 2
Assignors
STEGEMEIER, GEORGE LEO
Executed: 1989-10-24
VINEGAR, HAROLD J.
Executed: 1989-10-24
Assignee
SHELL OIL COMPANY
900 LOUISIANA, P.O. BOX 2463, HOUSTON, TEXAS, 77252
Covered Property (1)
Method for Recovering Contaminants from Soil Utilizing Electrical Heating
Patent: 5,656,239 →
Application: 08/460,403 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 31, 2000
From: SHELL OIL COMPANY
To: BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
Reel/Frame 010881/0345 →