Non-reusable syringe
US5232447A · kind A · utility
12Cited by
26References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1991 |
| Grant date | Aug 3, 1993 |
| Priority date | — |
| Expiry date | Aug 8, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/919
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A liquid dispensing syringe having a plunger unit that is non-retractable after liquid is dispensed. The syringe is only refillable by persons having special filling equipment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.