US2470310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indicator card for bingo or lotto games
Assignee: Individual
•
Filing: 1946-06-08
•
Granted: 1949-05-17
•
Expires: 1966-06-08
Abstract
No abstract record available.
Inventors
- 👤 Heyman Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:05
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/06; A63F3/065; A63F3/0695
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US32581A
Cited
US1876128A
Cited
US847570A
Cited
US1114267A
Cited
US1487734A
Cited
US1494876A
Cited
US1655380A
Cited
US1760642A
Cited
US2003979A
Cited
US2315872A
Cited
US2309494A
Cited
US2408270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |