| US 7,600,697 B2 | ||
| Vapor-emitting device with end of use indicator | ||
| Jeffrey Bankers, Phoenix, Ariz. (US); Debbie Butterworth, Scottsdale, Ariz. (US); and Geoffrey Faires, Cave Creek, Ariz. (US) | ||
| Assigned to The Dial Corporation, Scottsdale, Ariz. (US) | ||
| Filed on May 03, 2007, as Appl. No. 11/799,913. | ||
| Prior Publication US 2008/0272201 A1, Nov. 06, 2008 | ||
| Int. Cl. A24F 25/00 (2006.01) | ||
| U.S. Cl. 239—35 [239/34; 239/60; 239/71] | 18 Claims |
| 1. A vapor-emitting device comprising:
a housing comprising a cover and a base, wherein the cover is displaceable along a vertical axis relative to the base;
a gel material contained therein the housing, the gel material configured to evaporate when exposed to an external environment;
and
an end of use indicator positioned within the gel material and coupled to the base, said end of use indicator including an
indicia strip having at least one indicia formed on and protruding therefrom a surface of the indicia strip, wherein said
end of use indicator is configured to visually indicate when the gel evaporates to a pre-determined level.
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