Patent Assignment
Reel/Frame 017866/0052
Assignment of Assignor's Interest
Recorded: 2006-05-03
Pages: 4
Assignors
ADCOCK, PAUL D.
Executed: 2006-04-19
CORMACK, MICHAEL A.
Executed: 2006-04-19
HALLER, THOMAS F.
Executed: 2006-04-20
HILL, ROBERT A.
Executed: 2006-04-20
Assignee
ARCHIPELAGO HOLDINGS, INC.
100 SOUTH WACKER DRIVE, SUITE 1800, CHICAGO, ILLINOIS, 60606
Covered Property
(1)
Reprice-To-Block Order
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.