Patent Assignment
Reel/Frame 023270/0400
Assignment of Assignor's Interest
Recorded: 2009-09-23
Pages: 3
Assignor
MILNE, ANDREW
Executed: 2009-09-09
Assignee
CHICAGO MERCANTILE EXCHANGE INC.
20 SOUTH WACKER DRIVE, CHICAGO, ILLINOIS, 60606
Covered Property
(1)
Ratio Spreads for Contracts of Different Sizes in Implied Market Trading