IP Library › Assignment 017815/0604
Patent Assignment
Reel/Frame 017815/0604

Assignment of Assignor's Interest

Recorded: 2006-04-21 Pages: 3
Assignor
O'CALLAHAN, DENNIS M.
Executed: 2006-04-21
Assignee
CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED
400 S. LASALLE STREET, CHICAGO, ILLINOIS, 60605
Covered Property (1)
Method and System for Creating and Trading Corporate Debt Security Derivative Investment Instruments
Patent: 8,027,904 →
Application: 11/409,381 →
Publication: US 2006/0253359
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Dec 7, 2017
From: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED
To: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED
Reel/Frame 044741/0138 →
Change of Name Dec 7, 2017
From: CHICAGO BOARD OPTIONS EXCHANGE, INCORPORATED
To: CBOE EXCHANGE, INC.
Reel/Frame 044742/0576 →