US3410561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simulated golf game
Assignee: Individual
•
Filing: 1965-08-26
•
Granted: 1968-11-12
•
Expires: 1985-08-26
Abstract
No abstract record available.
Inventors
- 👤 Ekstrand James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/06; A63F7/0604; A63F7/0628
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA495506A
Cited
CA699745A
Cited
US1520081A
Cited
GB229001A
Cited
GB322221A
Cited
US1928768A
Cited
US2180049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |