IP Library Assignment 004761/0131
Patent Assignment
Reel/Frame 004761/0131

Assignment of Assignors Interest.

Recorded: 1987-09-18 Pages: 1
Assignor
PATTERSON, JOHN C.
Executed: 1987-08-27
Assignee
ATLANTIC RICHFIELD COMPANY
A CORP OF DE, LOS ANGELES, CALIFORNIA
Covered Property (1)
Liquid Jet Solids Removal System for Process Vessels
Patent: 4,913,819 →
Application: 07/090,814 →
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 →