IP Library Assignment 004761/0130
Patent Assignment
Reel/Frame 004761/0130

Assignment of Assignors Interest.

Recorded: 1987-09-18 Pages: 1
Assignor
PATTERSON, JOHN C.
Executed: 1987-08-27
Assignee
ATLANTIC RICHIFIELD COMPANY
A CORP OF DE, LOS ANGELES, CALIFORNIA
Covered Property (1)
Removing Solids from Process Separator Vessels
Patent: 4,783,272 →
Application: 07/090,715 →
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 →