Patent US3205925A successfully refreshed from Google Patents.
US3205925A
Expired / Lapsed
US
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Brake mechanism for power screwdriver
Assignee: Automatic Electric Laboratories Inc
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Filing: 1962-12-20
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Granted: 1965-09-14
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Expires: 1982-12-20
Abstract
No abstract record available.
Inventors
- 👤 Russell L Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:05
CPC Classifications
B; B25; B25B; B25B21/00; B25B21/002; B25B23/00
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |