The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 17, 1989
Filed:
Jun. 30, 1988
Alfred J DiSapio, Greenwich, CT (US);
William R Pfister, Bay City, MI (US);
Mary A Sheeran, Midland, MI (US);
Dow Corning Corporation, Midland, MI (US);
Abstract
A multi-layered multi-laminate sustained release device capable of releasing fragrances, colognes, and perfumes, at a controlled rate for a prolonged period of time and having a first layer of a pressure sensitive adhesive release liner for providing a protective peel strip for the device, a second layer of a silicone pressure sensitive adhesive for adhering the device to a substrate to which it is applied including human skin, a third layer of a fragrance oil impregnated matrix of a silicone material selected from the group consisting of silicone elastomers, silicone elastomers having adhesive characteristics, and elastomeric silicone pressure sensitive adhesives, and a fourth layer of a permeable facestock backing member on the surface of the device for controlling the rate of release of the fragrance oil from the impregnated matrix.