Pre-filled syringe having a plunger, plunger insert and plunger rod
US5413563A · kind A · utility
56Cited by
14References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1994 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | May 6, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2005/3112
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed are pre-filled syringes equipped with an improved plunger having a plunge insert and a plunger rod, characterized by a leak-proof seal and easy sliding property.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.