Patent US2517446A successfully refreshed from Google Patents.
US2517446A
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US
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Fog suppressing gas burning heater system
Assignee: Stewart Warner Corp
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Filing: 1945-11-05
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Granted: 1950-08-01
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Expires: 1965-11-05
Abstract
No abstract record available.
Inventors
- 👤 Frank A Ryder
- 👤 Theodore Y Korsgren
- 👤 Arthur R Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:34
CPC Classifications
F; F24; F24H; F24H3/00; F24H3/02; F24H3/06; F24H3/065; A; A01; A01G; A01G13/00; A01G13/08; F23; F23D; F23D14/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US345107A
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US1353740A
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GB234896A
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US1604271A
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US1629921A
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US1773870A
Cited
US1869939A
Cited
US2286855A
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US2385652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-31 | 1954-01-30 | 1954-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-31 | 1958-01-30 | 1958-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-31 | 1962-01-30 | 1962-08-01 | $7700.00 | Window Closed / Lapsed |