IP Library Assignment 010401/0832
Patent Assignment
Reel/Frame 010401/0832

Assignment of Assignor's Interest

Recorded: 1999-11-11 Pages: 2
Assignors
VIDAURRI, FERNANDO C., JR.
Executed: 1999-11-10
WATERMAN, JAMES W.
Executed: 1999-11-11
GEIBEL, JON F.
Executed: 1999-11-10
Assignee
PHILLIPS PETROLEUM COMPANY
BARTLESVILLE, OKLAHOMA, 74004
Covered Property (1)
Menthanol Extraction of Polar Organic Compounds and Modifier Compounds from Poly( Arylene Sulfide) Polymer and Oligomer Streams
Patent: 6,437,024 →
Application: 09/394,727 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 20, 2015
From: PHILLIPS PETROLEUM COMPANY
To: CHEVRON PHILLIPS CHEMICAL COMPANY LP
Reel/Frame 035677/0134 →
Assignment of Assignor's Interest Jul 22, 2015
From: CHEVRON PHILLIPS CHEMICAL COMPANY LP
To: SOLVAY SA
Reel/Frame 036151/0585 →