Secure digital interactive system for unique product identification and sales

CAFC
  • US 6,226,412 B1
  • Filed: 02/09/1998
  • Issued: 05/01/2001
  • Est. Priority Date: 03/24/1995
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of buying and selling an item relating to unique subjects, comprising the steps of:

  • a. providing at least one uniquely identifiable remote data terminal, for communicating with a central computer managing a relational database for a transaction between a buyer and a seller;

    b. entering the following at the at least one data terminals;

    textual information descriptive of a subject in a structured fashion, including modifiable and non-modifiable data fields, and image information representative of the subject;

    c. data-compressing the image data into a first image format;

    d. separately transferring the textual and image data in the first format to the central computer by batch upload, the following steps being performed at the location of the central computer;

    determining which remote data terminals are authorized to transmit subject oriented textual and image data, and storing information relating thereto;

    receiving textual and image data from an authorized remote data terminal;

    creating a first set of unique records identifying the textual information associated with teach subject received from each remote data terminal;

    creating a second set of unique records identifying the image data associated with each subject received from each remote data terminal;

    storing the image data separately from the textual information in a data-compressed second image format;

    storing the textual information separately from the image data in relational form, along with information identifying the location of the separately stored image data corresponding thereto;

    receiving subject-related requests relating to the transaction from at least one of the remote data terminals;

    locating textual information corresponding to the subject-related requests relating to the transaction when requested;

    transmitting the located textual information to the requesting remote data terminal; and

    locating subject-related image data in response to the request when requested;

    transmitting the related image data in a second data-compressed format;

    e. de-compressing the images in the second data compressed format at the requesting remote data terminal; and

    f. displaying the de-compressed images along with textual information at the requesting remote data terminal.

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