Aerosol hairspray product comprising a spraying device
US9986809B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2014 |
| Grant date | Jun 5, 2018 |
| Priority date | — |
| Expiry date | Jun 26, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/87
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to an aerosol hairspray product. The product comprises: a pressurizable container comprising a container wall which encloses a reservoir for storing a hairstyling formulation and a liquefied gas propellant; and a spraying device attached to the container for dispensing the hairstyling formulation from the reservoir of the container. The spraying device comprises a valve and a nozzle and the valve comprises a valve body, a stem and a spring means. The valve body houses an insert and the insert comprises an insert orifice and at least two channels. The channels are tangentially disposed about the insert orifice. Also the valve body comprises at least two vapor taps. Furthermore the insert orifice is capable of being in liquid communication with the hairstyling formulation in the reservoir.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.