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US2690750A
Expired / Lapsed
US
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Surgical instrument for treating ingrowing nails
Assignee: Individual
•
Filing: 1953-07-13
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Granted: 1954-10-05
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Expires: 1973-07-13
Abstract
No abstract record available.
Inventors
- 👤 Marvin D Steinberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:36
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/32; A61B17/54; A61F; A61F5/00; A61F5/01; A61F5/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2557191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |