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Automated procurement system with multi-system data access

  • US 5,361,199 A
  • Filed: 07/31/1990
  • Issued: 11/01/1994
  • Est. Priority Date: 07/31/1990
  • Status: Expired due to Term
First Claim
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1. A method performed by a computer system implementing an automated procurement system including a mainframe computer, a global database, a local database and a server computer, comprising the computer performed steps of:

  • storing global data in said global database of said mainframe computer, said mainframe computer being programmed with mainframe transfer software;

    storing local data in said local database of said server computer, said server computer being programmed with server transfer software so that said server computer is in communication with said mainframe computer;

    controlling by said server computer a workstation for interactive input and output with a buyer, said workstation being programmed with a buyer interface, and said workstation being in communication with said server computer;

    accessing said buyer interface to permit said buyer to process procurement documents;

    determining by said server computer whether process data corresponding to said process of said procurement documents is located in said global data in said global database or in said local data in said local database;

    controlling by said computer system a manager system to approve said procurement documents after said procurement documents are processed; and

    providing, by said mainframe transfer software and said server transfer software, said process data to said buyer so that a location of said process data is determined without interaction of said buyer; and

    wherein the method further comprises the step of supplying said global data from said global database for use by said buyer for decision-making; and

    wherein said global data includes supplier rankings including criteria data to rank each supplier with respect to other suppliers, and the method further comprises the steps of determining by the computer system said supplier rankings, displaying said supplier rankings on said workstation, and receiving input from said buyer responsive to said supplier rankings.

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