Patent US2633571A successfully refreshed from Google Patents.
US2633571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plier type stapler
Assignee: Arrow Fastener Co LLC
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Filing: 1950-04-19
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Granted: 1953-04-07
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Expires: 1970-04-19
Abstract
No abstract record available.
Inventors
- 👤 Frank S Boroughs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:36
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/02; B25C5/0285
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US389922A
Cited
US728898A
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US1836944A
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US2031320A
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US2006054A
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US2028350A
Cited
US2354760A
Cited
US2499843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |