US2601463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet driven rotor blade structure
Assignee: Autogiro Company of America
•
Filing: 1946-02-26
•
Granted: 1952-06-24
•
Expires: 1966-02-26
Abstract
No abstract record available.
Inventors
- 👤 Paul H Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:31
CPC Classifications
B; B64; B64C; B64C27/00; B64C27/04; B64C27/12; B64C27/16; B64C27/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB227151A
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FR648107A
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US1897092A
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GB366450A
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US2122450A
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FR795517A
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US2142601A
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US2114808A
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US2193498A
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FR838828A
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US2330056A
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US2250826A
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US2264942A
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US2311247A
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US2397357A
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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) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |