Patent US3956927A successfully refreshed from Google Patents.
US2717601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe ampule
Assignee: Individual
•
Filing: 1951-03-16
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Granted: 1955-09-13
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Expires: 1971-03-16
Abstract
No abstract record available.
Inventors
- 👤 Frank E Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:49
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/24; A61M5/2448; Y; Y10; Y10S; Y10S215/00; Y10S215/08; Y10S220/00; Y10S220/916
Claims Analysis
Total Claims: 0
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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) | 1958-09-12 | 1959-03-14 | 1959-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-12 | 1963-03-14 | 1963-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-12 | 1967-03-14 | 1967-09-13 | $7700.00 | Window Closed / Lapsed |