Patent US2911841A successfully refreshed from Google Patents.
US2911841A
Expired / Lapsed
US
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Portable electric hand drill
Assignee: Individual
•
Filing: 1958-07-02
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Granted: 1959-11-10
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Expires: 1978-07-02
Abstract
No abstract record available.
Inventors
- 👤 Vance V Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:24
CPC Classifications
B; B23; B23B; B23B45/00; B23B45/008; F; F16; F16H; F16H3/00; F16H3/02; F16H3/20; F16H3/22; F16H3/30; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19307
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) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |