Dispenser for viscous products
US11596937B2 · kind B2 · utility
1Cited by
0References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2020 |
| Grant date | Mar 7, 2023 |
| Priority date | — |
| Expiry date | Jan 15, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D2200/056
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A product dispenser with a reservoir adapted for a product and a cap. The reservoir has a protrusion and a piston engaging mechanism. The cap has a pipette, a piston configured to move to create a suction to draw the product through a lower end orifice of the pipette, a housing for the piston, a corresponding engaging mechanism, a button configured to dispense the product, and a chamber configured to change its volume depending on the movement of the piston and the movement of the button.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.