Assignment of Assignor's Interest

Recorded: 2007-10-09 Pages: 6

Assignors

ADCOCK, PAUL

Executed: 2007-09-21

CORMACJ, MICHAEL

Executed: 2007-09-26

FARNSTROM, AMY

Executed: 2007-09-27

HILL, ROBERT

Executed: 2007-09-28

Assignee

ARCHIPELAGO HOLDINGS INC

100 SOUTH WACKER DRIVE SUITE 1800, CHICAGO I, ILLINOIS, 60606

Covered Property (1)

Diverse Options Order Types in an Electronic Guaranteed Entitlement Environment

Patent: 7,949,596 →

Application: 11/881,788 →

Publication: US 2009/0157539

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.