Patent US3125338A successfully refreshed from Google Patents.
US3125338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: —
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Filing: —
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Granted: 1964-03-17
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Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:58
CPC Classifications
A; A63; A63H; A63H33/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
AN EXERCISE AND PLAY DEVICE FOR CHILDREN COMPRISING A PLURALITY OF ELONGATED BARS SECURED TO ONE ANOTHER SO AS TO RESEMBLE THE APPEARANCE OF A HELICOPTER INCLUDING A COCKPIT PORTION OF SUCH DIMENSIONS AS TO GIVE ENTRANCE TO AT LEAST ONE CHILD, SHEET MATERIAL SECURED TO THE BARS PARTIALLY ENCLOSING SAID DEVICE, A FLEXIBLE ROTOR RESEMBLING A HELICOPTER ROTOR MOUNTED ON A VERTICAL SHAFT SUPPORTED BY SAID BARS FOR ROTATION IN A HORIZONTAL PLANE ABOVE THE COCKPIT A FLOOR MOUNTED IN THE COCKPIT, A CHILD RECEIVING SEAT MOUNTED ON SAID FLOOR, A HELICOPTER CONTROL STICK-LIKE EXERCISE STICK MOUNTED ON THE FLOOR ADJACENT THE SEAT BY A POINT INTERMEDIATE THE ENDS OF THE STICK AND MEANS INTERPOSED BETWEEN THE STICK AND THE ROTOR WHEREBY OSCILLATION OF THE STICK ROTATES THE ROTOR PROVIDING EXERCISE AND AMUSEMENT FOR A CHILD.
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |