US2953046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic drilling apparatus
Assignee: Fairchild Engine and Airplane Corp
•
Filing: 1957-07-03
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Granted: 1960-09-20
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Expires: 1977-07-03
Abstract
No abstract record available.
Inventors
- 👤 Everett E Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:58
CPC Classifications
G; G05; G05B; G05B19/00; G05B19/02; G05B19/04; G05B19/06; B; B23; B23B; B23B39/00; B23B39/16; B23B39/24; Y; Y10; Y10T; Y10T408/00; Y10T408/08; Y10T408/36; Y10T408/37; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19381
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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |