US2953165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-purpose syphoning valve
Assignee: Individual
•
Filing: 1957-05-16
•
Granted: 1960-09-20
•
Expires: 1977-05-16
Abstract
No abstract record available.
Inventors
- 👤 Charles B Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:06
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/02; F16K27/0263; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86815; Y10T137/87571; Y10T137/87587; Y10T137/87611; Y10T137/87619
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US542364A
Cited
US649672A
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US791548A
Cited
GB190321456A
Cited
US894758A
Cited
FR700958A
Cited
US2185701A
Cited
DE890019C
Cited
US2380714A
Cited
US2595012A
Cited
US2673062A
Cited
US2830620A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |