IP Library › Assignment 005713/0299
Patent Assignment
Reel/Frame 005713/0299

Assignment of Assignors Interest.

Recorded: 1991-05-10 Pages: 2
Assignor
MAGGARD, STEVEN M.
Executed: 1991-05-10
Assignee
Covered Property (1)
Spectroscopic Instrument Calibration
Patent: 5,243,546 →
Application: 07/698,411 →
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 →