US2476031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reheater
Assignee: American Locomotive Co
•
Filing: 1944-12-02
•
Granted: 1949-07-12
•
Expires: 1964-12-02
Abstract
No abstract record available.
Inventors
- 👤 George B Farkas
- 👤 Addison Y Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:35
CPC Classifications
F; F23; F23R; F23R3/00; F02; F02C; F02C6/00; F02C6/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US781308A
Cited
US1863391A
Cited
US2000733A
Cited
US2164954A
Cited
US2227666A
Cited
US2097544A
Cited
US2231445A
Cited
US2295177A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-11 | 1953-01-10 | 1953-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-11 | 1957-01-10 | 1957-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-11 | 1961-01-10 | 1961-07-12 | $7700.00 | Window Closed / Lapsed |