Infant bottle air removal means
US4241768A · kind A · utility
13Cited by
6References
5Claims
0Family size
Inventors
Key dates
| Filing date | Jul 18, 1979 |
| Grant date | Dec 30, 1980 |
| Priority date | — |
| Expiry date | Jul 18, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61J9/001
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A hollow vessel of resilient material and which is easily collapsible by hand is utilized to remove air from within an infant bottle by way of the nipple. Removal of such air causes the liquid in the infant bottle to rise while the liner of the infant bottle collapses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.