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Patent US3258228A successfully refreshed from Google Patents.
US3258228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft with coupled flight and payload units
Assignee: Individual
•
Filing: 1964-05-04
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Granted: 1966-06-28
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Expires: 1984-05-04
Abstract
No abstract record available.
Inventors
- 👤 Norman L Crook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:52
CPC Classifications
B; B64; B64D; B64D5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
AN AIRCRAFT, COMPRISING: A FLIGHT UNIT HAVING FIXED AERODYNAMIC SUPPORTING SURFACES WITH CONTROL SURFACES THEREON; A PAYLOAD UNIT SPACED FROM AND DEPENDENT FOR AERODYNAMIC SUPPORT ON SAID FLIGHT UNIT AND HAVING A COUPLING ABOVE THE PAYLOAD UNIT, FREELY PIVOTAL ON AT LEAST ONE AXIS RELATIVE TO THE FLIGHT UNIT; LANDING GEAR MOUNTED ON SAID PAYLOAD UNIT; AND PROPULSION MEANS ON AT LEAST ONE OF SAID FLIGHT AND PAYLOAD UNITS.
Claim 2
Dependent Claim
69 words
AN AIRCRAFT, COMPRISING: A FLIGHT UNIT HAVING FIXED AERODYNAMIC SUPPORTING SURFACES WITH CONTROL SURFACES THEREON; A PAYLOAD UNIT SPACED FROM AND DEPENDENT FOR AERODYNAMIC SUPPORT ON SAID FLIGHT UNIT AND HAVING A COUPLING ABOVE THE PAYLOAD UNIT, FREELY PIVOTAL ON AT LEAST ONE AXIS RELATIVE TO THE FLIGHT UNIT; LANDING GEAR MOUNTED ON SAID PAYLOAD UNIT; AND PROPULSION MEANS ON AT LEAST ONE OF SAID FLIGHT AND PAYLOAD UNITS.
References Cited (Backward Citations)
US2062599A
Cited
US2681776A
Cited
US2774547A
Cited
US2822994A
Cited
US2883125A
Cited
US3100093A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |