US2450125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Game apparatus
Assignee: Individual
•
Filing: 1946-02-20
•
Granted: 1948-09-28
•
Expires: 1966-02-20
Abstract
No abstract record available.
Inventors
- 👤 Dunfee H Calvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:43
CPC Classifications
A; A63; A63B; A63B63/00; A63B57/00; A63B57/30; A63B57/357; A63B57/40; A63F; A63F7/00; A63F7/06; A63F7/0604; A63F7/0628; A63B2063/001; A63B69/00; A63B69/36; A63B69/3691; A63B71/00; A63B71/02; A63B71/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1540670A
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US834581A
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US1012820A
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US1513978A
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US1582237A
Cited
US1763243A
Cited
US1799263A
Cited
US1788708A
Cited
GB325441A
Cited
US1923152A
Cited
US2061973A
Cited
US2144439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-28 | 1952-03-29 | 1952-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-28 | 1956-03-29 | 1956-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-28 | 1960-03-29 | 1960-09-28 | $7700.00 | Window Closed / Lapsed |