| Patent Number |
Title Of Patent |
Date Issued |
| 7625578 |
Substrate for volatile delivery systems |
December 1, 2009 |
| Volatile impregnated substrates, such as wicks and mats, that can be used in a dispensing device that uses a heat source or otherwise uses active means to promote the release of the volatile material from the substrate are disclosed. The preferred substrate has a structure including sand |
| 7622134 |
Substrate for volatile delivery systems |
November 24, 2009 |
| Volatile impregnated substrates, such as wicks and mats, that can be used in a dispensing device that uses a heat source or otherwise uses active means to promote the release of the volatile material from the substrate are disclosed. The preferred substrate has a structure including sand |
| 7258868 |
Volatile releasing substrates and methods for preparing them |
August 21, 2007 |
| Substrates are provided for use in a heating and/or blowing device that dispenses volatile material. The substrates are a porous medium (such as porous ceramic) having their interior pores coated by a polymeric material (such as a polysiloxane). The substrate is impregnated with a vo |
| 7138130 |
Substrate for volatile delivery systems |
November 21, 2006 |
| Volatile impregnated substrates, such as wicks and mats, that can be used in a dispensing device that uses a heat source or otherwise uses active means to promote the release of the volatile material from the substrate are disclosed. The preferred substrate has a structure including sand |
