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US2827134A
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Safety arrangement for hydraulic systems
Assignee: Individual
•
Filing: 1955-12-02
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Granted: 1958-03-18
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Expires: 1975-12-02
Abstract
No abstract record available.
Inventors
- 👤 Stanley F Raia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:40
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/18; B60T17/22; B60T11/00; B60T11/10; B60T11/28; B60T11/32; B60T11/323
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911634A
Cited
US1952557A
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US2056940A
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US2203908A
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US2332301A
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CH226590A
Cited
US2568311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |