Assignment of Assignor's Interest

Recorded: 2003-08-13 Pages: 5

Assignors

SWEETING, MICHAEL

Executed: 2003-07-28

LUTNICK, HOWARD W.

Executed: 2003-07-25

Assignee

ESPEED, INC.

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

Covered Property (1)

Bid/offer liquidity spread trading

Application: 10/641,196 →

Publication: US 2005/0038732

Related Assignments (1)

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