US2749777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planetary transmission for selfpropelled vehicle
Assignee: Individual
•
Filing: 1951-12-15
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Granted: 1956-06-12
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Expires: 1971-12-15
Abstract
No abstract record available.
Inventors
- 👤 Howard W Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:23
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/06; B61; B61C; B61C9/00; B61C9/08; B61C9/14; B61C9/18; B61C9/20; F; F16; F16H; F16H3/00; F16H3/44; F16H3/62; F16H3/66; F16H2200/00; F16H2200/20; F16H2200/2002; F16H2200/2007; F16H2200/2079; F16H2200/2082
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) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |