Patent US2534140A successfully refreshed from Google Patents.
US2534140A
Expired / Lapsed
US
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Manually applied power-driven machine for automatically delivering and driving a fastener
Assignee: AIR A FEED EQUIPMENT Inc
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Filing: 1948-02-14
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Granted: 1950-12-12
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Expires: 1968-02-14
Abstract
No abstract record available.
Inventors
- 👤 Edgar S Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:21
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/02; B25B23/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1499887A
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US1618367A
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US1703458A
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US1774030A
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US1980967A
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US2255827A
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US2261134A
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US2373992A
Cited
US2471793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |