Patent US2961869A successfully refreshed from Google Patents.
US2574875A
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Fastener driving device
Assignee: BOCJL Corp
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Filing: 1947-06-05
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Granted: 1951-11-13
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Expires: 1967-06-05
Abstract
No abstract record available.
Inventors
- 👤 Lang Joseph Conrad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:35
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/17; B27F7/19; B27F7/21; B25; B25C; B25C1/00; B25C1/04; B25C5/00; B25C5/06; B25C5/08; B25C5/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-12 | 1955-05-14 | 1955-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-12 | 1959-05-14 | 1959-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-12 | 1963-05-14 | 1963-11-13 | $7700.00 | Window Closed / Lapsed |