US2970840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Geology game
Assignee: Individual
•
Filing: 1956-03-19
•
Granted: 1961-02-07
•
Expires: 1976-03-19
Abstract
No abstract record available.
Inventors
- 👤 Richie Raymond Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:24
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/04; A63F3/0457; A63F9/00; A63F9/0076
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2026082A
Cited
GB517108A
Cited
GB601062A
Cited
US2676018A
Cited
US2723857A
Cited
US2729451A
Cited
US2746756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |