Patent US2470726A successfully refreshed from Google Patents.
US2470726A
Expired / Lapsed
US
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Staple remover
Assignee: International Staple and Machine Co
•
Filing: 1945-11-19
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Granted: 1949-05-17
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Expires: 1965-11-19
Abstract
No abstract record available.
Inventors
- 👤 Schafroth Werner
- 👤 George M Beal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:36
CPC Classifications
B; B25; B25C; B25C11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2202984A
Cited
US2356693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |