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Printer apparatus, printer system and control method therefor

  • US 6,437,869 B1
  • Filed: 03/29/1995
  • Issued: 08/20/2002
  • Est. Priority Date: 03/31/1994
  • Status: Expired due to Fees
First Claim
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1. A printer apparatus for performing one or more printing control commands for administering one or more printing processes or demanding a status of said printer apparatus, said apparatus comprising:

  • receiving means for receiving the one or more printing control commands from a data source;

    assigning means for assigning a unique identifier to each one of the one or more printing control commands of each of the one or more printing processes received by said receiving means, wherein, for two or more printing control commands associated with a particular printing process, each unique identifier is different from the unique identifier assigned to each other one of the one or more printing control commands;

    identifier returning means for returning, to the data source, the unique identifier assigned by said assigning means to the each one of the one or more printing control commands for each of the one or more printing processes received by said receiving means; and

    information returning means for returning, to the data source, information relating to each one of the one or more printing processes or information relating to the status of said printer apparatus, the information being returned together with the identifier assigned to the each one of the one or more printing control commands by said assigning means.

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