US2424121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric generating plant for the propulsion of vehicles
Assignee: Sulzer AG
•
Filing: 1945-04-19
•
Granted: 1947-07-15
•
Expires: 1965-04-19
Abstract
No abstract record available.
Inventors
- 👤 Schlapfer Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:24
CPC Classifications
H; H02; H02P; H02P9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US859813A
Cited
US1833017A
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US2131527A
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US2145611A
Cited
US2182640A
Cited
US2290867A
Cited
US2393619A
Cited
US2363377A
Cited
US2393622A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-14 | 1951-01-13 | 1951-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-14 | 1955-01-13 | 1955-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-14 | 1959-01-13 | 1959-07-15 | $7700.00 | Window Closed / Lapsed |