06862575 is referenced by 103 patents and cites 43 patents.

A system for issuing electronic coupons. A master coupon is provided by a service which may be copied by customers and placed into their individual electronic wallets. The coupons may have a variable benefit or value which may be established by a variety of parameters. The parameters include a set time period, certain action by the customer, the purchase of specific items, the purchase of specific dollar values, or external parameters such as the score in a baseball game. The coupons may be transferred or recopied by the customer as desired. The customer may gain additional benefits by recopying the coupons to others.

Title
Electronic coupon system
Application Number
9/640011
Publication Number
6862575 (B1)
Application Date
August 17, 2000
Publication Date
March 1, 2005
Inventor
Isto Männistö
Helsinki
FI
Mikko Mäkipää
Helsinki
FI
Suresh Chande
Helsinki
FI
Akseli Anttila
Helsinki
FI
Agent
Antonelli Terry Stout & Kraus
Assignee
Nokia Corporation
FI
IPC
G06F 017/60
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