Patent US3553882A successfully refreshed from Google Patents.
US3553882A
Expired / Lapsed
US
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Means for locking a wheel to a shaft and for securing a handle to the wheel
Assignee: Individual
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Filing: 1967-12-13
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Granted: 1971-01-12
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Expires: 1987-12-13
Abstract
Abstract A WHEEL ELEMENT FOR A TOY CONSTRUCTION KIT FORMED ON OPPOSITE FACES WITH PROJECTIONS AND RECESSES DISPOSED PARALLEL TO THE ROTATIONAL AXIS OF THE WHEEL ELEMENT, AND ARRANGED SO THAT THE WHEEL ELEMENT CAN BE CONNECTED THEREBY TO SIMILAR, COAXIALLY DISPOSED WHEEL ELEMENTS AND/OR TO SEPARATE MEANS FOR CLAMPING THE WHEEL ELEMENT TO A SHAFT.
Inventors
- 👤 Kevin F Meates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:57
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/04; A63H33/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |