US2383401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostat, safety pilot, and limit control
Assignee: Milwaukee Gas Specialty Co
•
Filing: 1943-01-29
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Granted: 1945-08-21
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Expires: 1963-01-29
Abstract
No abstract record available.
Inventors
- 👤 Harold A Mantz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:37
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/14; F; F23; F23N; F23N5/00; F23N5/02; F23N5/10; F24; F24H; F24H9/00; G05; G05D; G05D23/00; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516; Y10T137/2496; Y10T137/2511
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) | 1948-08-20 | 1949-02-19 | 1949-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-08-20 | 1953-02-19 | 1953-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-08-20 | 1957-02-19 | 1957-08-21 | $7700.00 | Window Closed / Lapsed |