Patent US2562623A successfully refreshed from Google Patents.
US2562623A
Expired / Lapsed
US
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Toy railroad track and roadbed unit
Assignee: Individual
•
Filing: 1948-02-19
•
Granted: 1951-07-31
•
Expires: 1968-02-19
Abstract
No abstract record available.
Inventors
- 👤 William C Levering
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:58
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1096632A
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US1773560A
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US1783367A
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US1949720A
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US2153624A
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US2196257A
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US2239395A
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US2272903A
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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) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |