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Software vending system

  • US 4,674,055 A
  • Filed: 05/29/1984
  • Issued: 06/16/1987
  • Est. Priority Date: 06/09/1983
  • Status: Expired due to Term
First Claim
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1. A software vending system comprising:

  • a host system including primary memory means for storing a plurality of different software programs; and

    a plurality of peripheral vending instruments each operatively connected to said host system for interactive data communication therebetween;

    each of said plurality of peripheral vending instruments includingselector means for selecting a desired one of said software programs,secondary memory means for storing the software program which is transferred from said primary memory means and selected by said selector means,recording means operable to duplicate in a recording medium the selected software program which has been stored in said secondary memory means,verifying means for verifying a duplicate program recorded in said recording medium, against said selected program stored in said secondary memory means, andcentral processing means for inhibiting said recording means from re-duplicating said selected software program in said recording medium when the verification by said verifying means reveals no duplication error, and for permitting said recording means to re-duplicate said selected program in said recorded medium when said verification reveals any duplication error.

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