DO

Dennis M. O'Callahan

CI Chicago Board Options Exchange, Incorporated: 4 patents #11 of 40Top 30%
📍 Evanston, IL: #451 of 1,719 inventorsTop 30%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,225,058 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8386374 System and method for creating and trading packaged collar options on an exchange 2013-02-26
8121934 System and method for trading packaged collar options on an exchange 2012-02-21
8027904 Method and system for creating and trading corporate debt security derivative investment instruments 2011-09-27
7562046 System and method for creating and trading packaged collar options on an exchange 2009-07-14