Patent US2644338A successfully refreshed from Google Patents.
US2644338A
Expired / Lapsed
US
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Engine starter gearing
Assignee: Bendix Aviation Corp
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Filing: 1951-10-31
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Granted: 1953-07-07
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Expires: 1971-10-31
Abstract
No abstract record available.
Inventors
- 👤 Donald L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:47
CPC Classifications
F; F02; F02N; F02N15/00; F02N15/02; F02N15/04; F02N15/043; Y; Y10; Y10T; Y10T74/00; Y10T74/13; Y10T74/131; Y10T74/134; Y10T74/136
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |