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US2640181A
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Dynamoelectric machine
Assignee: Bendix Aviation Corp
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Filing: 1949-11-25
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Granted: 1953-05-26
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Expires: 1969-11-25
Abstract
No abstract record available.
Inventors
- 👤 John J Korzdorfer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:55
CPC Classifications
H; H02; H02K; H02K47/00; H02K47/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1160749A
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US1252511A
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US1378192A
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US1436152A
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US1468159A
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US2427919A
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US2458507A
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US2480844A
Cited
US2464439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |