Patent Assignment
Reel/Frame 006375/0177
Assignment of Assignors Interest.
Recorded: 1992-12-31
Pages: 2
Assignee
SHELL OIL COMPANY
900 LOUISIANA, P.O. BOX 2463, HOUSTON, TEXAS, 77252-2463
Covered Property
(1)
In-Situ Thermal Desorption of Contaminated Surface Soil
Patent:
5,193,934 →
Application:
07/705,712 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.