Patent US2970655A successfully refreshed from Google Patents.
US2970655A
Expired / Lapsed
US
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Stroke controls for hydraulic systems
Assignee: Individual
•
Filing: 1956-07-23
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Granted: 1961-02-07
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Expires: 1976-07-23
Abstract
No abstract record available.
Inventors
- 👤 Russel D Acton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:19
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/20; F15B15/24; A; A01; A01B; A01B63/00; A01B63/14; A01B63/24; A01B63/32; Y; Y10; Y10S; Y10S280/00; Y10S280/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2402848A
Cited
US2595471A
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US2637259A
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US2614536A
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US2664106A
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US2704996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |