Leakproof nipple valve
US5881893A · kind A · utility
67Cited by
13References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 1996 |
| Grant date | Mar 16, 1999 |
| Priority date | — |
| Expiry date | Dec 21, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J11/02
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nipple for use with a baby bottle includes a flange having an upper surface, a lower surface, a cavity formed in the flange and through the lower surface, and a membrane formed in the flange above the cavity and through the upper surface. The cavity is contiguous with the membrane. The membrane has a perforation therethrough to form at least two resealable lips in the membrane. Preferably, the two resealable lips have an X-shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.