Patent US2657745A successfully refreshed from Google Patents.
US2657745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of and apparatus for combustion of liquid fuel, vaporization of liquids, and mixing of gaseous fluids
Assignee: Individual
•
Filing: 1948-02-24
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Granted: 1953-11-03
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Expires: 1968-02-24
Abstract
No abstract record available.
Inventors
- 👤 Edsell T Bleecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:32
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/30; F23R3/32; F23R3/38; F23R3/42; F23R3/56; Y; Y10; Y10S; Y10S159/00; Y10S159/28
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) | 1956-11-02 | 1957-05-04 | 1957-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-02 | 1961-05-04 | 1961-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-02 | 1965-05-04 | 1965-11-03 | $7700.00 | Window Closed / Lapsed |