US3457877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine powerplant for a locomotive
Assignee: Rheinstahl Henschel AG
•
Filing: 1968-07-03
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Granted: 1969-07-29
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Expires: 1988-07-03
Abstract
No abstract record available.
Inventors
- 👤 Jurgen Ostermeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:11
CPC Classifications
B; B61; B61C; B61C5/00; B61C7/00; F; F01; F01D; F01D15/00; F01D15/02; F02; F02C; F02C6/00; F02C6/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB648410A
Cited
US2627717A
Cited
US2707865A
Cited
US2683964A
Cited
US2793497A
Cited
US2854818A
Cited
US3088278A
Cited
US3209536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |