Patents by Inventor Ian David Tree

Ian David Tree has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Secure payment method and system
    Patent number: 7110979
    Abstract: A secure payment method and system for payment for a product in electronic form comprises a customer's terminal and a merchant's terminal connected by a communications network. A customer uses a customer's terminal to request a product and at the customer's terminal, it is determined whether the product has previously been paid for by identifying if there is a corresponding transaction receipt stored at the customer's terminal. If there is a corresponding receipt this is transmitted with the request to the merchant's terminal. At the merchant's terminal, when the request is received, if there is an accompanying transaction receipt, the product is transmitted to the customer's terminal. If there is no accompanying transaction receipt, the transaction is recorded and a transaction receipt is generated and transmitted to the customer's terminal.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: September 19, 2006
    Assignee: Virtual Access Limited
    Inventor: Ian David Tree
  • Secure payment method and system
    Publication number: 20020165821
    Abstract: A secure payment method and system for payment for a product in electronic form comprises a customer's terminal and a merchant's terminal connected by a communications network. A customer uses a customer's terminal to request a product and at the customer's terminal, it is determined whether the product has previously been paid for by identifying if there is a corresponding transaction receipt stored at the customer's terminal. If there is a corresponding receipt this is transmitted with the request to the merchant's terminal. At the merchant's terminal, when the request is received, if there is an accompanying transaction receipt, the product is transmitted to the customer's terminal. If there is no accompanying transaction receipt, the transaction is recorded and a transaction receipt is generated and transmitted to the customer's terminal.
    Type: Application
    Filed: May 16, 2001
    Publication date: November 7, 2002
    Inventor: Ian David Tree