US2617364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locomotive construction
Assignee: Fairbanks Morse and Co
•
Filing: 1947-05-22
•
Granted: 1952-11-11
•
Expires: 1967-05-22
Abstract
No abstract record available.
Inventors
- 👤 Owens James Whitfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:52
CPC Classifications
B; B61; B61C; B61C5/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49895; Y10T29/49899; Y10T29/49904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1691797A
Cited
US1785626A
Cited
US1893699A
Cited
US2180149A
Cited
US2370237A
Cited
US2401606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |