Data certification and verification system having a multiple-user-controlled data interface

  • US 6,658,400 B2
  • Filed: 12/04/2000
  • Issued: 12/02/2003
  • Est. Priority Date: 12/04/1999
  • Status: Expired due to Term
First Claim
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1. A multiple-party data attribute management system for the controlled exchange of data, said system comprising:

  • a) a database interface device for accessibly storing said data, said data including at least one data item having at least one data item attribute that can be varied between at least one unverified attribute source state and at least one verified attribute use state to enhance the useful value of said data item, b) said database interface device is accessible for data exchange with;

    i) at least one data originator for submitting said data to said interface device with said at least one data item having said attribute in said unverified source state;

    ii) at least one attribute verifier for verifying the truth or falsity of said attribute, and for changing said attribute from said unverified source state to said verified use state;

    iii) at least one data user for using said data with said at least one data item having said attribute in said verified use state; and

    c) said interface device includes an access control system for controlling said access to said interface device by at least one of;

    i) said data originator for preventing alteration of said attribute;

    ii) said data originator for verifying the identity of said data user; and

    iii) said data user for verifying the identity of said data originator.

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