Patent US2907038A successfully refreshed from Google Patents.
US2907038A
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US
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Fastener driving device
Assignee: Spotnails Inc
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Filing: 1955-07-28
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Granted: 1959-10-06
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Expires: 1975-07-28
Abstract
No abstract record available.
Inventors
- 👤 Robert B Shearer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:02
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/17; B27F7/30; B27F7/34; B27F7/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |