Assignment of Assignor's Interest

Recorded: 2002-06-25 Pages: 4

Assignor

Executed: 2002-05-02

Assignee

ESPEED, INC.

5TH FLOOR, 135 E. 57TH STREET, NEW YORK, NEW YORK, 10022

Covered Property (1)

Bid/Offer Spread Trading

Patent: 8,145,557 →

Application: 09/981,565 →

Publication: US 2002/0198816

Related Assignments (1)

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