James A Kunkel

US Patent:

20020004759, Jan 10, 2002

Filed:

May 4, 2001

Appl. No.:

09/848775

Inventors:

Kevin Bradford - Scottsdale AZ, US
Eric Gertler - New York NY, US
James Kunkel - Half Moon Bay CA, US
Bippy Siegal - San Francisco CA, US

International Classification:

G06F017/60

US Classification:

705/026000

Abstract:

Electronic bartering systems and methods are described. Methods are described for completing a transaction by use of a national currency and a mutual currency. Items offered on the system may be classified as for barter or reward. In embodiments, an item offered on the system may have a listing price ($P) specified in the national currency and a minimum amount of national currency desired by the seller ($X) specified in the national currency. In some embodiments, the system has a maximum barter to cash ratio (%C) such that the item is classified for reward if $X/$P %C.