Patent US2922419A successfully refreshed from Google Patents.
US2922419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringe assembly
Assignee: Becton Dickinson and Co
•
Filing: 1953-12-01
•
Granted: 1960-01-26
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Edward W Bednarz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:22
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/34; A61M5/348; A61M5/315; A61M5/31511; A61M5/31515; A61M5/28; A61M5/285; A61M5/288; A61M5/3202
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |