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Expired Canadian patentCanada

Mail processing system having a barcode user interface

CA 2110474 C · Owner: Hunter, Kevin D. · Inventors: Hunter, Kevin D.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The improved user interface for a mail processing machine includes a barcode reader and an associated chart having barcodes which are readable by the barcode reader. The barcodes are respectively associated with commands characters, and accounts such that messages may be constructed by reading selected barcodes from the chart for inputting commands and data into the mail processing machine. The barcode messages are converted into machine commands and data inputs for operation of the machine. Barcode information may also be supplied with batches of mail for ease of entry of pertinent control data for the batch.

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed December 1, 1993 and granted July 7, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 1, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 1, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 1, 1993
GrantedJuly 7, 1998
Term endedDecember 1, 2013
Patent numberCA 2110474 C
Classification (IPC)G07B17/02 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedDec 1, 1993Patent grantedJuly 7, 1998Term endedDec 1, 2013

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.