Nova Patents
EP0348970A3

Multi-laminate fragrance release device

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.

Term

Term ended

Projected expiry passed 29 June 2009, 17.2 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
  5. Today

Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited during
EP0093262A1CitesEuropean Patent Office (EPO)XSearch report
EP0188883A2CitesEuropean Patent Office (EPO)ASearch report
EP0260896A2CitesEuropean Patent Office (EPO)ASearch report
EP0300286A2CitesEuropean Patent Office (EPO)ASearch report
US4161283ACitesUnited States of AmericaXSearch report
US4445641ACitesUnited States of AmericaASearch report
US4720417ACitesUnited States of AmericaASearch report