Stopper for reduction of particulate matter
US5219083A · kind A · utility
19Cited by
7References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 1992 |
| Grant date | Jun 15, 1993 |
| Priority date | — |
| Expiry date | Dec 14, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S220/19
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Disclosed is a stopper for a medical vial suitable for piercings by a spike without producing unacceptable amounts of particulate matter, comprising: a stopper body of an elastomeric material; and an abrasion resistant coating covering the top, central, piercable surface of the stopper.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.