Patent US4407938A successfully refreshed from Google Patents.
US3440433A
Expired / Lapsed
US
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Aircraft starter control
Assignee: Bendix Corp
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Filing: 1966-05-19
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Granted: 1969-04-22
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Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 William E Coman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:50
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/72; H03K17/722; H03K17/723; F; F02; F02C; F02C7/00; F02C7/26; F02C7/264; F02C7/266; F02K; F02K3/00; F02K3/08; F02K3/10; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3045426A
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US2881587A
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US2941120A
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US3151450A
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US3201648A
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US3242346A
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US3264482A
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US3220396A
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US3284668A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |