Patent US2690712A successfully refreshed from Google Patents.
US2690712A
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US
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Automatic throttle control
Assignee: STRATTON EQUIPMENT CO
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Filing: 1951-02-19
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Granted: 1954-10-05
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Expires: 1971-02-19
Abstract
No abstract record available.
Inventors
- 👤 Alfred F Foote
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:51
CPC Classifications
F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0235; Y; Y10; Y10S; Y10S60/00; Y10S60/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US609950A
Cited
US1318399A
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US1259090A
Cited
FR530834A
Cited
US1455224A
Cited
US1927031A
Cited
US2196511A
Cited
US2326821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |