US2687169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner control apparatus with safety control means
Assignee: Milwaukee Gas Specialty Co
•
Filing: 1948-02-09
•
Granted: 1954-08-24
•
Expires: 1968-02-09
Abstract
No abstract record available.
Inventors
- 👤 Maurice George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:11
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/10; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516; Y10T137/8593; Y10T137/877; Y10T137/87708; Y10T137/87772
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2483191A
Cited
US1096925A
Cited
US2557927A
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US2297854A
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US1965054A
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US2063834A
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US2203613A
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US2290048A
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US2297718A
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US2305915A
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US2318823A
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US2313890A
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US2443892A
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US2515476A
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US2578194A
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US2610680A
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US2513257A
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US2510265A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-23 | 1958-02-22 | 1958-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-23 | 1962-02-22 | 1962-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-23 | 1966-02-22 | 1966-08-24 | $7700.00 | Window Closed / Lapsed |