Patent US2782079A successfully refreshed from Google Patents.
US2782079A
Expired / Lapsed
US
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Railroad coaster
Assignee: Individual
•
Filing: 1954-09-10
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Granted: 1957-02-19
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Expires: 1974-09-10
Abstract
No abstract record available.
Inventors
- 👤 Anton J Kachnik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:18
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/54; F16C19/55; B; B61; B61F; B61F15/00; B61F15/12; B61F15/14; F16C19/50; F16C2326/00; F16C2326/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US731720A
Cited
US757115A
Cited
US1146875A
Cited
US1384002A
Cited
US1800564A
Cited
US2187307A
Cited
US2470264A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-19 | 1960-08-20 | 1961-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-19 | 1964-08-20 | 1965-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-19 | 1968-08-20 | 1969-02-19 | $7700.00 | Window Closed / Lapsed |