US2747613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual gas valves
Assignee: Magic Chef Inc
•
Filing: 1951-10-10
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Granted: 1956-05-29
•
Expires: 1971-10-10
Abstract
No abstract record available.
Inventors
- 👤 Harold C Reinhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:37
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/08; F16K5/12; Y; Y10; Y10S; Y10S137/00; Y10S137/905; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86509; Y10T137/86517; Y10T137/86533; Y10T137/86541; Y10T137/86718; Y10T137/86734; Y10T137/86743; Y10T137/86751; Y10T137/87265; Y10T137/87322; Y10T137/87378; Y10T137/87386
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2042186A
Cited
US2165096A
Cited
US2249982A
Cited
US2335519A
Cited
US2595160A
Cited
US2448654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |