US2729451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chance controlled magnetic pieces and board game apparatus
Assignee: Saml Gabriel Sons & Co
•
Filing: 1954-03-29
•
Granted: 1956-01-03
•
Expires: 1974-03-29
Abstract
No abstract record available.
Inventors
- 👤 Larson J Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:38
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00694; A63F3/00173; A63F3/00261; A63F2003/00435; A63F2003/00447; A63F2003/00454; A63F3/00574; A63F2003/0063; A63F3/00003; A63F3/00006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1264984A
Cited
US1605703A
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US1652851A
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US1787521A
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US1888980A
Cited
US2282871A
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US2298998A
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US2577961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |