IP Library Assignment 009620/0820
Patent Assignment
Reel/Frame 009620/0820

Assignment of Assignor's Interest

Recorded: 1998-12-01 Pages: 3
Assignors
BERGMEISTER, JOSEPH J.
Executed: 1998-11-11
SECORA, STEVEN J.
Executed: 1998-11-09
GUENTHER, GERHARD
Executed: 1998-11-19
BENHAM, ELIZABETH A.
Executed: 1998-11-06
MCDANIEL, MAX P.
Executed: 1998-11-05
Assignee
PHILLIPS PETROLEUM COMPANY
BARTLESVILLE, OKLAHOMA, 74004
Covered Property (1)
Process That Produces Polymers
Patent: 6,201,077 →
Application: 09/203,094 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 20, 2015
From: PHILLIPS PETROLEUM COMPANY
To: CHEVRON PHILLIPS CHEMICAL COMPANY LP
Reel/Frame 036407/0440 →