Patent US3418872A successfully refreshed from Google Patents.
US3418872A
Expired / Lapsed
US
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Transmission shift and throttle interlock
Assignee: Allis Chalmers Corp
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Filing: 1966-10-19
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Granted: 1968-12-31
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Expires: 1986-10-19
Abstract
No abstract record available.
Inventors
- 👤 Homer L Vernati
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:27
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; B; B60; B60W; B60W10/00; B60W10/04; B60W10/10
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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |