US3141640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of deploying flexible wing glider
Assignee: Teledyne Ryan Aeronautical Corp
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Filing: 1962-05-28
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Granted: 1964-07-21
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Expires: 1982-05-28
Abstract
No abstract record available.
Inventors
- 👤 John D Sutliff
- 👤 Cecil E Craigo
- 👤 Harry E Rollins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:30
CPC Classifications
B; B64; B64C; B64C31/00; B64C31/028; B64C31/032; B64D; B64D17/00; B64D17/22; B64D17/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
78 words
A FLEXIBLE WING GLIDER AND DEPLOYMENT MEANS THEREFOR, COMPRISING: A COMPLETELY FOLDABLE WING OF FLEXIBLE MATERIAL; A PLURALITY OF SUSPENSION LINES ATTACHED TO SAID WING FOR CONNECTION TO A PAYLOAD; CERTAIN OF SAID SUSPENSION LINES HAVING REEFED, SHORTENED PORTIONS TO HOLD THE WING, WHEN EXTENDED, IN A PARACHUTE-LIKE FORM; MEANS TO DISREEF SAID REEFED SUSPENSION LINE PORTIONS TO ALLOW FULL EXTENSION OF THE WING; AND MEANS TO MAKE PORTIONS OF SAID WING SUBSTANTIALLY RIGID IN FULLY EXTENDED POSITION.
References Cited (Backward Citations)
FR1165811A
Cited
US3079113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |