US2799250A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Follow-up mechanism for hydraulic motor valve
Assignee: Bendix Aviation Corp
•
Filing: 1952-05-27
•
Granted: 1957-07-16
•
Expires: 1972-05-27
Abstract
No abstract record available.
Inventors
- 👤 Carlos B Livers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:55
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR959222A
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US1729173A
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US1987505A
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US2111594A
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US2166206A
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US2345837A
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US2401378A
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US2404552A
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US2572902A
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GB632513A
Cited
US2633860A
Cited
US2637259A
Cited
US2654347A
Cited
US2654349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |