US3664613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable kite with releasable accessory
Assignee: Individual
•
Filing: 1970-11-25
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Granted: 1972-05-23
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Expires: 1990-11-25
Abstract
Abstract AN INFLATABLE KITE, DESIGNED TO SIMULATE A ROCKET. THE KITE HAS A VARIABLE DIHEDRAL ANGLE FOR SELF-STABILIZATION. AN ACCESSORY NOSE CONE, MOUNTED ON THE TOP OF THE KITE WITH A PARACHUTE ATTACHED TO THE NOSE CONE, IS RELEASABLE BY THE OPERATOR SO THAT IT PARACHUTES TO THE GROUND TO SIMULATE A SPACE VEHICLE COMMAND MODULE.
Inventors
- 👤 Orin B Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:58
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/08; A63H27/085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |