Assignment of Assignor's Interest

Recorded: 2012-10-24 Pages: 6

Assignors

ADCOCK, PAUL

Executed: 2007-09-21

CORMACK, MICHAEL

Executed: 2007-09-27

FARNSTROM, AMY

Executed: 2007-09-26

HILL, ROBERT

Executed: 2007-09-28

Assignee

ARCHIPELAGO HOLDINGS, INC.

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

Covered Property (1)

Diverse Options Order Types in an Electronic Guaranteed Entitlement Environment

Patent: 8,566,225 →

Application: 13/659,676 →

Publication: US 2013/0054444

Related Assignments (1)

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