US2959975A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical backlash prevention for gear train of servo actuated device
Assignee: General Electric Co
•
Filing: 1958-11-17
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Granted: 1960-11-15
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Expires: 1978-11-17
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Lingel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:57
CPC Classifications
F; F16; F16H; F16H57/00; F16H57/12; G; G05; G05D; G05D3/00; G05D3/12; G05D3/121; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/19056; Y10T74/19535; Y10T74/1956; Y10T74/19565; Y10T74/1957; Y10T74/19623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2196231A
Cited
US2507555A
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US2537083A
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US2679167A
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US2792869A
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US2763161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |