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US2625795A
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Combustion stabilization means for high-velocity air streams having a pilot burner and a streamline igniter grill
Assignee: Thermal Research and Engineering Corp
•
Filing: 1946-02-26
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Granted: 1953-01-20
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Expires: 1966-02-26
Abstract
No abstract record available.
Inventors
- 👤 Brzozowski Witold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:09
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F02; F02K; F02K7/00; F02K7/005
Claims Analysis
Total Claims: 0
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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) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |