Assignment of Assignor's Interest

Recorded: 2004-09-08 Pages: 5

Assignors

LUTNICK, HOWARD W.

Executed: 2004-08-24

SWEETING, MICHAEL

Executed: 2004-08-16

Assignee

ESPEED INC.

135 EAST 57TH STREET, NEW YORK, NEW YORK, 10022

Covered Property (1)

Trading application program interface

Application: 10/890,602 →

Publication: US 2005/0055304

Related Assignments (2)

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