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Superimposed QR code for dispenser and replaceable reservoir

  • US 10,242,301 B2
  • Filed: 05/15/2017
  • Issued: 03/26/2019
  • Est. Priority Date: 05/17/2016
  • Status: Active Grant
First Claim
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1. A dispenser comprising:

  • a replaceable cartridge containing a product to be dispensed, the replaceable cartridge having a cartridge surface that is marked with a first marking; and

    a housing configured to removably receive the replaceable cartridge, the housing having a housing surface that is marked with a second marking;

    wherein the housing is configured so that, when the replaceable cartridge is received by the housing, the first marking and the second marking together form an optically machine readable code;

    wherein the optically machine readable code is detectable from outside of the housing.

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