US2763173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut holding and centering means for nut driving machine
Assignee: DETROIT POWER SCREWDRIVER Co
•
Filing: 1953-07-20
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Granted: 1956-09-18
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Expires: 1973-07-20
Abstract
No abstract record available.
Inventors
- 👤 Roy W Bailey
- 👤 John T Faull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:28
CPC Classifications
B; B23; B23P; B23P19/00; B23P19/04; B23P19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US851181A
Cited
US1575149A
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US2301438A
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US2281190A
Cited
US2509123A
Cited
US2566257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |