US2909949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power drill with work holding device and spacing means
Assignee: Individual
•
Filing: 1958-05-02
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Granted: 1959-10-27
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Expires: 1978-05-02
Abstract
No abstract record available.
Inventors
- 👤 James C Winslow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:34
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/0054; B25; B25H; B25H1/00; B25H1/0021; B25H1/0057; B25H1/0064; Y; Y10; Y10S; Y10S408/00; Y10S408/702; Y10T; Y10T408/00; Y10T408/16; Y10T408/17; Y10T408/55; Y10T408/557; Y10T408/561; Y10T408/5623; Y10T408/5626
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) | 1962-10-26 | 1963-04-27 | 1963-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-26 | 1967-04-27 | 1967-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-26 | 1971-04-27 | 1971-10-27 | $7700.00 | Window Closed / Lapsed |