Patent US3149805A successfully refreshed from Google Patents.
US3149805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet curtain v/stol system
Assignee: Teledyne Ryan Aeronautical Corp
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Filing: 1963-05-27
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Granted: 1964-09-22
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Peter J Frey
- 👤 Fred G Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:43
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN AN AIRCRAFT WING: A SPANWISE INLET ADJACENT THE TRAILING EDGE OF THE WING; A SPANWISE DOWNWARDLY DIRECTED OUTLET IN THE LOWER SURFACE OF THE WING FORWARDLY OF THE TRAILING EDGE; A DUCT DIRECTLY CONNECTING SAID INLET AND OUTLET; AIRFLOW GENERATING MEANS OPERATIVELY CONNECTED WITH SAID DUCT TO DIRECT AIRFLOW DOWNWARDLY THROUGH SAID OUTLET; AND CONTROL FLAPS PIVOTALLY MOUNTED IN SAID OUTLET TO DIRECT THE AIRFLOW THEREFROM.
Claim 2
Dependent Claim
67 words
IN AN AIRCRAFT WING: A SPANWISE INLET ADJACENT THE TRAILING EDGE OF THE WING; A SPANWISE DOWNWARDLY DIRECTED OUTLET IN THE LOWER SURFACE OF THE WING FORWARDLY OF THE TRAILING EDGE; A DUCT DIRECTLY CONNECTING SAID INLET AND OUTLET; AIRFLOW GENERATING MEANS OPERATIVELY CONNECTED WITH SAID DUCT TO DIRECT AIRFLOW DOWNWARDLY THROUGH SAID OUTLET; AND CONTROL FLAPS PIVOTALLY MOUNTED IN SAID OUTLET TO DIRECT THE AIRFLOW THEREFROM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |