IP Library Assignment 006805/0595
Patent Assignment
Reel/Frame 006805/0595

Assignment of Assignor's Interest

Recorded: 1993-10-25 Pages: 3
Assignors
MAGGARD, STEVEN M.
Executed: 1993-09-27
HIGGINBOTHAM, JAMES H.
Executed: 1993-10-21
WALKER, JOSEPH
Executed: 1993-09-21
Assignee
ASHLAND OIL, INC.
P.O. BOX 391 BL-2, 2000 ASHLAND DRIVE ASHLAND, KY 41114, KENTUCKY
Covered Property (1)
Sampling and Analysis System
Patent: 6,395,228 →
Application: 08/117,453 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 4, 2012
From: ASHLAND LICENSING AND INTELLECTUAL PROPERTY LLC
To: MARATHON PETROLEUM COMPANY LLC
Reel/Frame 027987/0608 →