Patent US3483855A successfully refreshed from Google Patents.
US3483855A
Expired / Lapsed
US
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Control device for liquid systems operable in dependence on a physical property of the liquid
Assignee: Daimler Benz AG
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Filing: 1966-03-17
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Granted: 1969-12-16
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Expires: 1986-03-17
Abstract
No abstract record available.
Inventors
- 👤 Frank Thoma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:57
CPC Classifications
F; F02; F02D; F02D1/00; F02D2700/00; F02D2700/02; F02D2700/0269; F02D2700/0282; F02D2700/0284; F02D2700/0289
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR870910A
Cited
US2284938A
Cited
US2855909A
Cited
US2897809A
Cited
GB868228A
Cited
US3056282A
Cited
US3228382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |