Patent US2647693A successfully refreshed from Google Patents.
US2647693A
Expired / Lapsed
US
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Molded track for vehicle toys
Assignee: Louis Marx and Co Inc
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Filing: 1949-04-14
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Granted: 1953-08-04
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Expires: 1969-04-14
Abstract
No abstract record available.
Inventors
- 👤 Richard N Carver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:10
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US992968A
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US1042221A
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US1482641A
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US1604812A
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US1773560A
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US2115108A
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US2265965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |