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Methods, devices, compositions, and systems for improved scent delivery

  • US 8,119,064 B2
  • Filed: 11/12/2008
  • Issued: 02/21/2012
  • Est. Priority Date: 07/27/2000
  • Status: Expired due to Term
First Claim
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1. A method of flattening a perfume-release profile from a heated-wick perfume composition-dispensing device comprising:

  • a) applying heat to the wick to achieve a wick temperature sufficient to increase the rate of volatilization of at least one component of the perfume composition, wherein the increased volatilization occurs for a period of from 17 minutes to about 72 minutes;

    b) reducing the heat to achieve a wick temperature sufficient to decrease the rate of volatilization of the at least one component of the perfume composition;

    c) maintaining the reduced heat for a time sufficient to allow for back-flow of at least one component of the perfume composition, the time being 17 minutes to 72 minutes; and

    repeating a).

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