US16680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cauterizing-syringe
Assignee: —
•
Filing: —
•
Granted: 1857-02-24
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Expires: 1874-02-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:20
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/00234; A61F; A61F13/00; A61F13/15; A61F13/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1860-02-24 | 1860-08-25 | 1861-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1864-02-24 | 1864-08-25 | 1865-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1868-02-24 | 1868-08-25 | 1869-02-24 | $7700.00 | Window Closed / Lapsed |