Patent US2925093A successfully refreshed from Google Patents.
US2925093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve particularly for hydraulic control systems
Assignee: IHO Holding GmbH and Co KG
•
Filing: 1954-05-03
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Granted: 1960-02-16
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Expires: 1974-05-03
Abstract
No abstract record available.
Inventors
- 👤 Brand Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:19
CPC Classifications
B; B60; B60T; B60T11/00; B60T11/10; B60T11/28; F; F16; F16K; F16K15/00; F16K15/14; F16K15/1401; F16K15/148; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7879; Y10T137/7888; Y10T137/789
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1077415A
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US1785259A
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FR795527A
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US2128050A
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US2168695A
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US2211212A
Cited
US2574969A
Cited
GB672427A
Cited
US2671466A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |