US3040709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener driving apparatus
Assignee: Duo Fast Corp
•
Filing: 1959-08-10
•
Granted: 1962-06-26
•
Expires: 1979-08-10
Abstract
No abstract record available.
Inventors
- 👤 Oscar A Wandel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:27
CPC Classifications
B; B25; B25C; B25C1/00; B25C1/04; B25C1/041; B25C1/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2713165A
Cited
US2820966A
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US2821170A
Cited
US2862475A
Cited
US2887686A
Cited
US2934039A
Cited
US2959155A
Cited
US2918675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |