DUOJECT MEDICAL SYSTEMS, INC.
30Patents
23Active
30Granted
47Portfolio score
Filing activity: Feb 25, 1987 → Dec 21, 2021 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4861335A | Syringe | Human Necessities | 166 | Expired |
| US6149623A | Delivery system for pharmaceuticals packed in pharmaceutical vials | Human Necessities | 143 | Expired |
| US4886495A | Vial-based prefilled syringe system for one or two component medicaments | Human Necessities | 137 | Expired |
| US6638244B1 | Delivery system for multi-component pharmaceuticals | Human Necessities | 89 | Expired |
| US5137511A | Syringe | Human Necessities | 86 | Expired |
| US9381135B2 | Easy linking transfer system | Emerging Cross-Sectional Technologies | 74 | Active |
| US8100154B2 | Reconstitution system for mixing the contents of a vial containing a first substance with a second substance stored in a cartridge | Human Necessities | 71 | Active |
| US7678333B2 | Fluid transfer assembly for pharmaceutical delivery system and method for using same | Human Necessities | 68 | Active |
| US6802828B2 | System for filling and assembling pharmaceutical delivery devices | Emerging Cross-Sectional Technologies | 26 | Expired |
| US7736353B2 | Pharmaceutical delivery systems and methods for using same | Human Necessities | 22 | Expired |
| USD690411S1 | Reconstitution device | General | 13 | Active |
| US8523807B2 | Airless mixing with a by-pass syringe | Human Necessities | 7 | Active |
| US10398838B2 | Auto-injector | Human Necessities | 5 | Active |
| US9452267B2 | Injection device | Human Necessities | 5 | Active |
| US8869635B2 | Easy-link device for fluid transfer | Human Necessities | 5 | Active |
| US8915902B2 | Inter vial transfer system | Human Necessities | 5 | Active |
| US8123084B2 | Rack and pinion drive for by-pass cartridge | Human Necessities | 3 | Active |
| US9968520B2 | Reconstitution device | Human Necessities | 2 | Active |
| US8088118B2 | Device for transferring fluid from a cartridge to a container | Human Necessities | 1 | Active |
| USD1022190S1 | Vial adaptor | General | 1 | Active |
| US9662457B2 | Injection device | Human Necessities | 1 | Active |
| US10736818B2 | Reconstitution device with tip cap | Human Necessities | 1 | Active |
| US10912889B2 | Auto-injector | Human Necessities | 0 | Active |
| US11872376B2 | Injection device | Human Necessities | 0 | Active |
| US12239829B2 | Multi-dose dispenser | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.