US2514513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet power plant with boundary layer control for aircraft
Assignee: Lockheed Martin Corp
•
Filing: 1945-01-15
•
Granted: 1950-07-11
•
Expires: 1965-01-15
Abstract
No abstract record available.
Inventors
- 👤 Nathan C Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:32
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/20; B; B64; B64C; B64C21/00; B64C21/02; B64C21/025; B64C2230/00; B64C2230/04; B64C2230/06; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB383821A
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US1913644A
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DE589420C
Cited
US2085761A
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US1922167A
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Cited
US2041795A
Cited
US2272664A
Cited
US2340396A
Cited
US2348253A
Cited
US2346178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |