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US2642748A
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Mechanical movement in hydraulic motors
Assignee: Schweizerische Lokomotiv und Maschinenfabrik AG (SLM)
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Filing: 1949-12-01
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Granted: 1953-06-23
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Expires: 1969-12-01
Abstract
No abstract record available.
Inventors
- 👤 Widmer Leo Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:36
CPC Classifications
F; F03; F03C; F03C1/00; F03C1/22; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1590225A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |