Method and apparatus for blending and dispensing liquid compositions
US6715642B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 22, 2002 |
| Grant date | Apr 6, 2004 |
| Priority date | — |
| Expiry date | May 22, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F2101/24
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed to a multi-chambered dispenser for blending and dispensing a customized liquid product such as a liquid cosmetic foundation. The dispenser includes a device for selecting a customized liquid formula; a plurality of cartridges separately containing pre-mix compositions for the customized liquid product; at least one ink jet head in fluid communication with the cartridges; a central processing unit for processing the customized liquid formula and activating the ink jet head; whereby the ink jet head dispenses the pre-mix compositions in accordance with the customized liquid formula to provide a customized liquid product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.