Patent US3204952A successfully refreshed from Google Patents.
US3204952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Model airplane guidance device
Assignee: Individual
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Filing: 1963-01-25
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Granted: 1965-09-07
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Expires: 1983-01-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Earl F Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:05
CPC Classifications
A; A63; A63H; A63H27/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A MODEL AIRPLANE FLIGHT CONTROL SYSTEM COMPRISING AN AIRPLANE, A SUPPORTING STRUCTURE ON A STATIONARY SUPPORT, SAID STRUCTURE COMPRISING A STATIONARY MEMBER, A TRANSVERSE ARM PIVOTALLY MOUNTED ONTHE STATIONARY MEMBER ON A LONGITUDINAL AXIS, A PLATFORM SYSTEM COMPRISING A PLATFORM, A FREELY MOVING CONNECTION BETWEEN SAID PLATFORM AND THE TRANSVERSE ARM AND ANOTHER FREELY MOVING CONNECTION BETWEEN SAID AIRPLANE AND SAID PLATFORM WHEREBY SAID AIRPLANE CAN ASSUME ATTITUDES OF ROLL, CLIMB, DIVE, AND TURN, AN AIR FLOW GENERATING FAN ON SAID PLATFORM, AND CONTROLS FOR SAID AIRPLANE EXTENDING FROM SAID PLATFORM TO THE AIRPLANE.
Claim 2
Dependent Claim
94 words
A MODEL AIRPLANE FLIGHT CONTROL SYSTEM COMPRISING AN AIRPLANE, A SUPPORTING STRUCTURE ON A STATIONARY SUPPORT, SAID STRUCTURE COMPRISING A STATIONARY MEMBER, A TRANSVERSE ARM PIVOTALLY MOUNTED ONTHE STATIONARY MEMBER ON A LONGITUDINAL AXIS, A PLATFORM SYSTEM COMPRISING A PLATFORM, A FREELY MOVING CONNECTION BETWEEN SAID PLATFORM AND THE TRANSVERSE ARM AND ANOTHER FREELY MOVING CONNECTION BETWEEN SAID AIRPLANE AND SAID PLATFORM WHEREBY SAID AIRPLANE CAN ASSUME ATTITUDES OF ROLL, CLIMB, DIVE, AND TURN, AN AIR FLOW GENERATING FAN ON SAID PLATFORM, AND CONTROLS FOR SAID AIRPLANE EXTENDING FROM SAID PLATFORM TO THE AIRPLANE.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |