Patent US2526018A successfully refreshed from Google Patents.
US2526018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball projecting machine
Assignee: Individual
•
Filing: 1947-12-15
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Granted: 1950-10-17
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Expires: 1967-12-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Foster
- 👤 Edward J Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:57
CPC Classifications
F; F41; F41B; F41B11/00; A; A63; A63B; A63B69/00; A63B69/40; A63B69/409; A63B2069/402
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US884024A
Cited
US1270293A
Cited
US2006577A
Cited
US2136035A
Cited
US2308798A
Cited
US2182369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |