Patent Assignment
Reel/Frame 011257/0428
Assignment of Assignor's Interest
Recorded: 2000-10-30
Pages: 4
Assignee
CHICAGO BOARD OPTIONS EXCHANGE
400 S. LASALLE STREET, CHICAGO, ILLINOIS, 60605
Covered Property
(1)
Automated Trading Exchange System and Method Utilizing a Randomized Opening Procedure
Patent:
7,321,872 →
Application:
09/699,533 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.