Lee Stein (et al) holds 3 United States Patents for Computerized Systems that govern financial transactions over the Internet via e-mail.
Patent 1 - 5,757,917 - Computerized Payment System for Purchasing Goods and
Services on the Internet.
Patent 2 -
5,826,241 - Computerized System for Making Payments and Authenticating Transactions over the Internet.
Patent 3 -
6,246,996 - Computerized System for Facilitating Transactions between Parties on the Internet Using E-Mail.
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