Patent US2304574A successfully refreshed from Google Patents.
Patent US2576394A successfully refreshed from Google Patents.
US2576394A
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Electrical apparatus
Assignee: Bendix Aviation Corp
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Filing: 1945-06-02
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Granted: 1951-11-27
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Expires: 1965-06-02
Abstract
No abstract record available.
Inventors
- 👤 Jakob R Frei
- 👤 Charles W Root
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:54
CPC Classifications
F; F02; F02P; F02P17/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1414734A
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US1844757A
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US1721286A
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US1969867A
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US1928414A
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US1956430A
Cited
US2135267A
Cited
US2121124A
Cited
US2273011A
Cited
US2376691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |