Title:
PATCH FOR THE RELEASE OF VOLATILE SUBSTANCES TO ENVIRONMENT
Document Type and Number:
WIPO Patent Application WO2002067677
Kind Code:
A3
Abstract:
A patch delivers a volatile substance to an environment. The patch provides the volatile substance within a solid layer positioned between a breathable layer and a barrier layer. A release liner is removably adhered to the barrier layer. The solid layer may be formed by mixing the volatile substance with a liquid agent that forms a solid below 40°C. The liquid mixture is applied to the breathable layer and allowed to solidify. The other layers are added thereto.
Inventors:
FOTINOS SPIROS
Application Number:
PCT/US2002/005768
Publication Date:
October 17, 2002
Filing Date:
February 27, 2002
Export Citation:
Assignee:
LAVIPHARM SA (US)
International Classes:
A01N25/18; A01N65/00; A61K9/70; A61L9/04; A61L9/12; (IPC1-7): A01N25/18; A61M35/00; A61K9/70; A61L9/12; A61L9/04; A61K31/045
Domestic Patent References:
| WO1994010842A1 | 1994-05-26 | |||
| WO1999065430A1 | 1999-12-23 |
Foreign References:
| US5071704A | 1991-12-10 | |||
| GB2260494A | 1993-04-21 | |||
| US5928661A | 1999-07-27 | |||
| EP0761240A1 | 1997-03-12 | |||
| US5656282A | 1997-08-12 |
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