Patent US2355152A successfully refreshed from Google Patents.
Patent US1619705A successfully refreshed from Google Patents.
US1619705A
Expired / Lapsed
US
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Internal-combustion-engine locomotive
Assignee: Individual
•
Filing: 1925-02-11
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Granted: 1927-03-01
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Expires: 1945-02-11
Abstract
No abstract record available.
Inventors
- 👤 Chorlton Alan Ernest Leofric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:54
CPC Classifications
B; B61; B61C; B61C9/00; B61C9/08; B61C9/10; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19293; Y10T74/19298; Y10T74/19326; Y10T74/20; Y10T74/20207; Y10T74/20238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-02-28 | 1930-08-30 | 1931-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-02-28 | 1934-08-30 | 1935-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-02-28 | 1938-08-30 | 1939-03-01 | $7700.00 | Window Closed / Lapsed |