Multi-band or network male contraceptive
US4320752A · kind A · utility
24Cited by
4References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jul 30, 1979 |
| Grant date | Mar 23, 1982 |
| Priority date | — |
| Expiry date | Jul 30, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F6/04
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A network of adhesive bands seals a semen receptacle to prevent sperm from escaping from this receptacle. The receptacle and adhesive network covers the penile orifice. The receptacle also has one-way valve systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.