US2633102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irreversible hydraulic pressure power actuator
Assignee: Weston Hydraulics Ltd
•
Filing: 1950-12-18
•
Granted: 1953-03-31
•
Expires: 1970-12-18
Abstract
No abstract record available.
Inventors
- 👤 Lee E Baldwin
- 👤 Cyril W Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:03
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/08; F15B15/14; F15B15/149; F15B1/00; F15B1/02; F15B15/1423; F15B15/1433; Y; Y10; Y10S; Y10S60/00; Y10S60/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1258337A
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US1605250A
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US2012861A
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GB487909A
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US2179179A
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US2293555A
Cited
US2372710A
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US2482249A
Cited
US2563295A
Cited
US2566273A
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US2474630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |