IP Library Assignment 004802/0750
Patent Assignment
Reel/Frame 004802/0750

Assignment of Assignors Interest.

Recorded: 1987-12-17 Pages: 1
Assignor
SPIES, BRIAN R.
Executed: 1987-12-09
Assignee
Covered Property (1)
Transient Electromagnetic Method for Directly Detecting Corrosion on Conductive Containers
Patent: 4,839,593 →
Application: 07/133,952 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 17, 2001
From: ATLANTIC RICHFIELD COMPANY
To: PHILLIPS PETROLEUM COMPANY
Reel/Frame 012333/0329 →