Plunger and plunger assembly for a cartridge, system for storing a substance, and method of filing and sealing a substance in a delivery system
US10279935B2 · kind B2 · utility
2Cited by
51References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2017 |
| Grant date | May 7, 2019 |
| Priority date | — |
| Expiry date | Jan 18, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05C17/00553
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is directed to a plunger, a plunger assembly, and a system for storing a substance or substances, preferably flowable substances, and a method of filling and sealing a substance in a storing system. In particular, the present invention provides for substantially air-free filling and storing of substances in a delivery system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.