US2947314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inline diluter valve
Assignee: Sierra Engineering Co
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Filing: 1959-07-13
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Granted: 1960-08-02
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Expires: 1979-07-13
Abstract
No abstract record available.
Inventors
- 👤 Bloom Aaron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:58
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/14; F16K15/144; A; A62; A62B; A62B9/00; A62B9/02; F16K2200/00; F16K2200/30; F16K2200/302; Y; Y10; Y10S; Y10S137/00; Y10S137/908; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/2012; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7841
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |