Patent US2983279A successfully refreshed from Google Patents.
US2983279A
Expired / Lapsed
US
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Fluid mixing valve
Assignee: Individual
•
Filing: 1958-03-10
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Granted: 1961-05-09
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Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Biermann David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:54
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/1313; F; F16; F16K; F16K11/00; F16K11/10; F16K11/20; F16K11/202; G05D11/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2559; Y10T137/2564; Y10T137/8593; Y10T137/87096; Y10T137/87121; Y10T137/87129; Y10T137/87137
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US962111A
Cited
US990557A
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US1097433A
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US2158342A
Cited
US2657860A
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US2682276A
Cited
US2808848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |