Title:
FRAGRANCE DISPENSER WITH USER-SELECTABLE RELEASE RATE
Document Type and Number:
WIPO Patent Application WO/2018/005423
Kind Code:
A3
Abstract:
A fragrance dispenser and a corresponding method of dispensing fragrance, comprising at least one receptacle having a major open end, with a porous diffuser layer occlusively overlying the major open end of the receptacle, wherein at least a sectional area of the porous diffuser layer is removable to uncover a portion of the receptacle to control of the release rate of a fragrance source. The fragrance dispenser may comprise a plurality of receptacles and the porous diffuser layer comprises a plurality of sections that are individually removable to uncover each receptacle. The fragrance dispenser could comprise a removable cover sheet that is peelably detachable from the porous diffuser layer. Porous diffuser layer could be an organic polymeric nonwoven web and/or the receptacle is made of a thermoplastic organic polymeric resin. The fragrance dispenser may further comprise a secondary diffuser layer that has 50% more permeability that the porous diffuser layer.
Inventors:
SESHADRI KANNAN (US)
BALDERAS BRENDA K (US)
FLEISCHER JORDAN A (US)
MENKEN FIONA E (US)
SCHREPPEL DANIELLE M (US)
BALDERAS BRENDA K (US)
FLEISCHER JORDAN A (US)
MENKEN FIONA E (US)
SCHREPPEL DANIELLE M (US)
Application Number:
PCT/US2017/039400
Publication Date:
March 01, 2018
Filing Date:
June 27, 2017
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO (US)
International Classes:
A61L9/12
Domestic Patent References:
| WO2016011038A1 | 2016-01-21 | |||
| WO2013014078A1 | 2013-01-31 | |||
| WO2010068479A1 | 2010-06-17 | |||
| WO2002009776A2 | 2002-02-07 |
Foreign References:
| US4157787A | 1979-06-12 | |||
| US5518790A | 1996-05-21 |
Attorney, Agent or Firm:
WOOD, Kenneth B., et al. (US)
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