Patent US2694288A successfully refreshed from Google Patents.
US2694288A
Expired / Lapsed
US
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Rotary pump and motor hydraulic transmission
Assignee: Individual
•
Filing: 1950-12-08
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Granted: 1954-11-16
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Expires: 1970-12-08
Abstract
No abstract record available.
Inventors
- 👤 Nubling Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:13
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1859721A
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US1803933A
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US2257724A
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US2275321A
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US2326821A
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US2379938A
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US2393882A
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US2500580A
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US2516662A
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US2509321A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |