US2464146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bingo board for the blind
Assignee: Individual
•
Filing: 1946-03-22
•
Granted: 1949-03-08
•
Expires: 1966-03-22
Abstract
No abstract record available.
Inventors
- 👤 Jean P Mohler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:30
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/0001; A63F3/00; A63F3/06; A63F3/065; A63F2009/0003; A63F2009/0004; Y; Y10; Y10S; Y10S273/00; Y10S273/27
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US88421A
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US941680A
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US1546831A
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US1628412A
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US1641104A
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US1863683A
Cited
US2230178A
Cited
US2190752A
Cited
US2399041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |