US3337985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy vehicle having variable drive means and pliable track
Assignee: Mattel Inc
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Filing: 1965-07-07
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Granted: 1967-08-29
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Expires: 1985-07-07
Abstract
No abstract record available.
Inventors
- 👤 John W Ryan
- 👤 Robert A Macmeekin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:45
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/14; A63H18/02; A63H18/021; A63H18/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN COMBINATION WITH A TOY VEHICLE HAVING A POWER SOURCE, MEANS FOR OPTIMIZING THE LOAD ON SAID POWER SOURCE WHEN DIFFERENT LOADS ARE PRESENTED BY THE SURFACE OVER WHICH SAID VEHICLE IS PROPELLED BY SAID POWER SOURCE COMPRISING: WHEEL MEANS OPERATIVELY CONNECTED TO SAID POWER SOURCE FOR OPERATION THEREBY TO PROPEL SAID VEHICLE OVER SAID SURFACE, SAID WHEEL MEANS INCLUDING A FIRST SURFACE-CONTACTING PORTION HAVING A FIRST PREDETERMINED DIAMETER FOR DRIVING SAID VEHICLE ALONG FIRST PORTIONS OF SAID SURFACE PRESENTING NO MORE THAN A FIRST LOAD TO SAID POWER SOURCE, SAID WHEEL MEANS ALSO INCLUDING A SECOND SURFACE-CONTACTING PORTION HAVING A SECOND PREDETERMINED DIAMETER FOR DRIVING SAID VEHICLE ALONG SECOND PORTIONS OF SAID SURFACE AND IMPOSING A SECOND LOAD ON SAID POWER SOURCE EXCEEDING SAID FIRST LOAD; AND
Claim 2
Dependent Claim
128 words
IN COMBINATION WITH A TOY VEHICLE HAVING A POWER SOURCE, MEANS FOR OPTIMIZING THE LOAD ON SAID POWER SOURCE WHEN DIFFERENT LOADS ARE PRESENTED BY THE SURFACE OVER WHICH SAID VEHICLE IS PROPELLED BY SAID POWER SOURCE COMPRISING: WHEEL MEANS OPERATIVELY CONNECTED TO SAID POWER SOURCE FOR OPERATION THEREBY TO PROPEL SAID VEHICLE OVER SAID SURFACE, SAID WHEEL MEANS INCLUDING A FIRST SURFACE-CONTACTING PORTION HAVING A FIRST PREDETERMINED DIAMETER FOR DRIVING SAID VEHICLE ALONG FIRST PORTIONS OF SAID SURFACE PRESENTING NO MORE THAN A FIRST LOAD TO SAID POWER SOURCE, SAID WHEEL MEANS ALSO INCLUDING A SECOND SURFACE-CONTACTING PORTION HAVING A SECOND PREDETERMINED DIAMETER FOR DRIVING SAID VEHICLE ALONG SECOND PORTIONS OF SAID SURFACE AND IMPOSING A SECOND LOAD ON SAID POWER SOURCE EXCEEDING SAID FIRST LOAD; AND
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |