Patent US3223358A successfully refreshed from Google Patents.
US3223358A
Expired / Lapsed
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Tethered helicopter
Assignee: Fairchild Hiller Corp
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Filing: 1964-03-18
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Granted: 1965-12-14
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Expires: 1984-03-18
Abstract
No abstract record available.
Inventors
- 👤 Stanley L Quick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:09
CPC Classifications
B; B66; B66F; B66F19/00; B64; B64C; B64C27/00; B64C27/20; B64C39/00; B64C39/02; B64C39/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A HELICOPTER VEHICLE TETHERED BY A SINGLE CABLE ON WHICH A FORCE IS PRODUCED WHEN SAID VEHICLE IS IN FLIGHT COMPRISING A TETHERING POINT ON SAID VEHICLE, MEANS FOR CONNECTING SAID CABLE TO SAID TETHERING POINT, AND MEANS FOR CONTROLLABLY SHIFTING THE TETHERING POINT OF SADI VEHICLE WITH RESPECT TO BOTH TRANSVERSE MAJOR AXES OF THE VEHICLE TO CAUSE THE FORCE ON SAID CABLE TO PRODUCE FORCE MEMENTS ON SAID VEHICLE.
Claim 2
Dependent Claim
71 words
A HELICOPTER VEHICLE TETHERED BY A SINGLE CABLE ON WHICH A FORCE IS PRODUCED WHEN SAID VEHICLE IS IN FLIGHT COMPRISING A TETHERING POINT ON SAID VEHICLE, MEANS FOR CONNECTING SAID CABLE TO SAID TETHERING POINT, AND MEANS FOR CONTROLLABLY SHIFTING THE TETHERING POINT OF SADI VEHICLE WITH RESPECT TO BOTH TRANSVERSE MAJOR AXES OF THE VEHICLE TO CAUSE THE FORCE ON SAID CABLE TO PRODUCE FORCE MEMENTS ON SAID VEHICLE.
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) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |