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US2987058A
Expired / Lapsed
US
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Starter mechanism
Assignee: ALFRED H GREENING
•
Filing: 1959-11-02
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Granted: 1961-06-06
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Expires: 1979-11-02
Abstract
No abstract record available.
Inventors
- 👤 Philip E Kopp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:19
CPC Classifications
F; F02; F02N; F02N5/00; F02N5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1216376A
Cited
US1557184A
Cited
US2097729A
Cited
US2690234A
Cited
US2876645A
Cited
US2903903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |