Blank useful in the production of a tampon for feminine hygiene
US4563398A · kind A · utility
3Cited by
15References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 27, 1983 |
| Grant date | Jan 7, 1986 |
| Priority date | — |
| Expiry date | Sep 27, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S604/904
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A blank useful in the production of a tampon for feminine hygiene consist of a length of cottonwool or rayon staple or combination of it strip wrapped in a moisture-pervious, fluff-free covering material. According to the invention, a covering material consisting at least partly of thermoplastic fibers is used and is sealed at its exposed edges to enclose the length of cottonwool strip in a fluffproof form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.