US3069842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable geometry ram inlet and diffuser
Assignee: Individual
•
Filing: 1958-02-25
•
Granted: 1962-12-25
•
Expires: 1978-02-25
Abstract
No abstract record available.
Inventors
- 👤 Nathan C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:01
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2540594A
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US2514393A
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US2828603A
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US2763426A
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GB749767A
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US2864236A
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GB761235A
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US2737019A
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US2780056A
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US2932945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |