US2807470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Game apparatus
Assignee: Individual
•
Filing: 1954-07-06
•
Granted: 1957-09-24
•
Expires: 1974-07-06
Abstract
No abstract record available.
Inventors
- 👤 Henry P C Keuls
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:22
CPC Classifications
A; A63; A63F; A63F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US599452A
Cited
GB190624907A
Cited
US1119870A
Cited
CH73810A
Cited
US1235050A
Cited
US1578445A
Cited
US1400887A
Cited
US1589312A
Cited
US1974737A
Cited
US2190800A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |