US2486273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic wheeled toy
Assignee: Individual
•
Filing: 1946-01-09
•
Granted: 1949-10-25
•
Expires: 1966-01-09
Abstract
No abstract record available.
Inventors
- 👤 Charles H Gilbson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:34
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US588988A
Cited
US2157889A
Cited
GB189315493A
Cited
GB191109537A
Cited
US1171972A
Cited
AT137708B
Cited
US2036076A
Cited
US2239395A
Cited
US2254153A
Cited
US2254967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |