Assignment of Assignor's Interest

Recorded: 2001-01-31 Received: 2001-02-16 Pages: 2

Assignors

NEFF, DENNIS B.

Executed: 2001-01-25

NORTHEY, KEVIN H.

Executed: 2001-01-25

RUNNESTRAND, SCOTT A.

Executed: 2001-01-25

Assignee

PHILLIPS PETROLEUM COMPANY

BARTLESVILLE, OK, UNITED STATES

Covered Property (1)

3-D Seismic Event Tracking

Application: 09/774,500 →