US2454065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simulated baseball playing machine
Assignee: Individual
•
Filing: 1945-12-07
•
Granted: 1948-11-16
•
Expires: 1965-12-07
Abstract
No abstract record available.
Inventors
- 👤 Wesley A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 03:31
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/06; A63F7/0604; A63F7/0608
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1601849A
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US1831581A
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US2054616A
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FR773371A
Cited
US1973814A
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GB426551A
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US2024835A
Cited
US2083463A
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US2173611A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-16 | 1952-05-17 | 1952-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-16 | 1956-05-17 | 1956-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-16 | 1960-05-17 | 1960-11-16 | $7700.00 | Window Closed / Lapsed |