US2861594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid valve
Assignee: Individual
•
Filing: 1952-10-15
•
Granted: 1958-11-25
•
Expires: 1972-10-15
Abstract
No abstract record available.
Inventors
- 👤 John E Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:32
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0603; F16K31/0624; F16K31/0627; F16K31/0606; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86879; Y10T137/86895
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2289563A
Cited
US1226748A
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FR567281A
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US2096763A
Cited
US2279243A
Cited
US2614584A
Cited
US2587357A
Cited
US2547390A
Cited
US2616452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-24 | 1962-05-26 | 1962-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-24 | 1966-05-26 | 1966-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-24 | 1970-05-26 | 1970-11-25 | $7700.00 | Window Closed / Lapsed |