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Air freshener dispenser

  • US 4,157,787 A
  • Filed: 08/23/1977
  • Issued: 06/12/1979
  • Est. Priority Date: 08/23/1977
  • Status: Expired due to Term
First Claim
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1. A dispenser comprising a container for containing therein a material which vaporizes upon exposure to the ambient atmosphere, said container having an opening at its upper end and a peripheral flange surrounding said opening, a first layer of a material having a multiplicity of fine aperatures therein secured to said peripheral flange and covering said opening, and a second nonporous layer, being the same size as said first layer and being releasably secured to an upper surface of said first layer for sealing said aperatures in said first layer, whereby said first layer retains the material within said container and said second layer seals said container to permit storage of said material.

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