US2666337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multispeed drive mechanism
Assignee: Rockwell Spring and Axle Co
•
Filing: 1946-04-09
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Granted: 1954-01-19
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Expires: 1966-04-09
Abstract
No abstract record available.
Inventors
- 👤 Nelson R Brownyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:38
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/64; B; B60; B60W; B60W10/00; B60W10/02; B60W10/04; B60W10/06; B60W10/10; B60W30/00; B60W30/18; B60W2510/00; B60W2510/06; B60W2510/0604; B60W2710/00; B60W2710/10; B60W2710/1005; F16H2200/00; F16H2200/003; F16H2200/0034; F16H37/00; F16H37/02; F16H37/04; F16H37/042; F16H37/046; F16H48/00; F16H48/06; F16H48/08; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18216; Y10T74/18224; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433
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) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |