US3217446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic and gravity actuated spinning toy
Assignee: Individual
•
Filing: 1963-01-29
•
Granted: 1965-11-16
•
Expires: 1983-01-29
Abstract
No abstract record available.
Inventors
- 👤 Alois F Steiert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:43
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A GRAVITY, MAGNETICALLY AND AIR CONTROLLED SPINNING TOY, COMPRISING A SMOOTH SURFACED, METALLIC ROD CAPABLE OF BEING MAGNETIZED AND OF SUBSTANTIALLY UNIFORM CIRCULAR CROSS SECTION, A SURROUNDING PERMANENT MAGNET OF ANNULAR FORMATION HAVING AN INTERNAL DIAMETER ENOUGH LARGER THAN THE DIAMETER OF THE ROD TO PERMIT THE MAGNET TO SLIDE AND TILT INTO INCLINED ANGULAR RELATION ON THE ROD AND TO ASSUME HELICAL ROTATIVE MOVEMENT ABOUT THE ROD UNDER INFLUENCE OF GRAVITY WHEN THE ROD IS HELD IN A MORE OR LESS UPRIGHT POSITION, AND A FAN BLADE FORMING A DISC AFFIXED TO SAID ANNULAR MAGNET AND PROJECTING BEYOND THE RIM OF THE MAGNET TO THEREBY OPERATE IN FREE AIR IN THE ROTATIVE MOVEMENT OF THE MAGNET AND WHEREBY TO EXERT A CONTROLLING INFLUENCE ON THE ROTARY DESCENDING MOVEMENT OF THE MAGNET ON THE ROD.
Claim 2
Dependent Claim
135 words
A GRAVITY, MAGNETICALLY AND AIR CONTROLLED SPINNING TOY, COMPRISING A SMOOTH SURFACED, METALLIC ROD CAPABLE OF BEING MAGNETIZED AND OF SUBSTANTIALLY UNIFORM CIRCULAR CROSS SECTION, A SURROUNDING PERMANENT MAGNET OF ANNULAR FORMATION HAVING AN INTERNAL DIAMETER ENOUGH LARGER THAN THE DIAMETER OF THE ROD TO PERMIT THE MAGNET TO SLIDE AND TILT INTO INCLINED ANGULAR RELATION ON THE ROD AND TO ASSUME HELICAL ROTATIVE MOVEMENT ABOUT THE ROD UNDER INFLUENCE OF GRAVITY WHEN THE ROD IS HELD IN A MORE OR LESS UPRIGHT POSITION, AND A FAN BLADE FORMING A DISC AFFIXED TO SAID ANNULAR MAGNET AND PROJECTING BEYOND THE RIM OF THE MAGNET TO THEREBY OPERATE IN FREE AIR IN THE ROTATIVE MOVEMENT OF THE MAGNET AND WHEREBY TO EXERT A CONTROLLING INFLUENCE ON THE ROTARY DESCENDING MOVEMENT OF THE MAGNET ON THE ROD.
References Cited (Backward Citations)
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US1005853A
Cited
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Cited
US2961796A
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US3066438A
Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |