Patent US2882834A successfully refreshed from Google Patents.
US2882834A
Expired / Lapsed
US
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Toy locomotive sound effects
Assignee: AC Gilbert Co
•
Filing: 1956-05-03
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Granted: 1959-04-21
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Expires: 1976-05-03
Abstract
No abstract record available.
Inventors
- 👤 William R Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:08
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/02; A63H19/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303117A
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US2313379A
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US2459038A
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US2645768A
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US2791972A
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US2826996A
Cited
US2792409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |