US2493369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon fuel vaporizer
Assignee: American Liquid Gas Corp
•
Filing: 1945-04-03
•
Granted: 1950-01-03
•
Expires: 1965-04-03
Abstract
No abstract record available.
Inventors
- 👤 Harold W Smith
- 👤 Lester L Luxon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:20
CPC Classifications
F; F23; F23K; F23K5/00; F23K5/02; F23K5/14; F23K5/22; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1797; Y10T137/1819; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2617; Y10T137/6416; Y10T137/6851; Y10T137/7039; Y10T137/7287; Y10T137/7297; Y10T137/7313; Y10T137/7323; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE280997C
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US2319819A
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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) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |