Patent US3289261A successfully refreshed from Google Patents.
US3411531A
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US
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Remotely controllable valves
Assignee: RACINE FLUID POWER Inc C/O ROBERT BOSCH Corp A CORP OF
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Filing: 1966-04-26
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Granted: 1968-11-19
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Expires: 1986-04-26
Abstract
No abstract record available.
Inventors
- 👤 Richard J Clark
- 👤 Howard J Wirtz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:46
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F16K31/42; F16K31/423; F15; F15B; F15B21/00; F15B21/08; F16K17/00; F16K17/02; F16K17/04; F16K17/10; F16K17/105; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7764; Y10T137/7766; Y10T137/7781; Y10T137/7784; Y10T137/7785
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1587921A
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US2245271A
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US2307949A
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US2588522A
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US2625136A
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US2789543A
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US2844157A
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US3180355A
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US3250294A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-19 | 1972-05-20 | 1972-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-19 | 1976-05-20 | 1976-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-19 | 1980-05-20 | 1980-11-19 | $7700.00 | Window Closed / Lapsed |