Patent US3396741A successfully refreshed from Google Patents.
US3396741A
Expired / Lapsed
US
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Switching valve for fluid system
Assignee: Continental Teves AG and Co OHG
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Filing: 1965-03-22
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Granted: 1968-08-13
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Wintterlin Max Otto
- 👤 Ostwald Fritz
- 👤 Varga Dezso
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:23
CPC Classifications
F; F15; F15B; F15B1/00; F15B1/02; F15B1/027; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/0406; F16K17/0473; G; G05; G05D; G05D16/00; G05D16/04; G05D16/10; G05D16/101; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2579; Y10T137/2587; Y10T137/2605; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2313564A
Cited
US2545712A
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US2811979A
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US2846850A
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US3224456A
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US3270763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |