US2968965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive with anti-backlash means
Assignee: Sundstrand Corp
•
Filing: 1959-06-24
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Granted: 1961-01-24
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Expires: 1979-06-24
Abstract
No abstract record available.
Inventors
- 👤 Fred R Swanson
- 👤 Carl F Erikson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:23
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/54; B23Q5/56; F; F16; F16H; F16H55/00; F16H55/02; F16H55/17; F16H55/18; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/304592; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19121; Y10T74/19623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2537083A
Cited
US2655050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |