US2607368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid operated valve
Assignee: TAPPAN STOVE Co
•
Filing: 1949-07-01
•
Granted: 1952-08-19
•
Expires: 1969-07-01
Abstract
No abstract record available.
Inventors
- 👤 Charles M Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:13
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; F16K31/0651
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR404154A
Cited
FR485384A
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US1538092A
Cited
FR574387A
Cited
US1651865A
Cited
US1622672A
Cited
FR688114A
Cited
US1903902A
Cited
US2181423A
Cited
US2391129A
Cited
US2254833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |