Tampon applicator
US11007091B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 6, 2017 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Oct 6, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F13/266
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An applicator for a tampon comprising an inner tube slideable within an outer tube is provided. A plurality of protrusions is provided on the outer surface of the inner tube at its forward end and a plurality of spikes is provided on the inner surface of the outer tube at its forward end. The applicator has one or more of these features: i) the same or different number of protrusions and spikes; ii) one or more of the protrusions are arranged in an asymmetric manner around the outer surface of the inner tube such that the distance between two adjacent protrusions is not the same for all adjacent pairs of protrusions; iii) one or more of the spikes are arranged in an asymmetric manner around the inner surface of the outer tube such that the distance between two adjacent spikes is not the same for all adjacent pairs of spikes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.