Patent US2266316A successfully refreshed from Google Patents.
US3145931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid atomizers generating heat at variable rate through the combustion of liquid fuel
Assignee: Babcock International Ltd
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Filing: 1960-02-19
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Granted: 1964-08-25
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Expires: 1980-02-19
Abstract
No abstract record available.
Inventors
- 👤 Cleall Alfred Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:29
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/34; F23D11/345
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A LIQUID FUEL BURNER HAVING A PRESSURE ATOMIZING ORIFICE TIP ADAPTED TO PRODUCE A VARIABLE OUTPUT THROUGH VARIATION OF FUEL PRESSURE TO SAID ORIFICE AT NORMAL RATES OF FUEL OUTPUT FROM THE BURNER AND HAVING A MEANS FOR IMPARTING TO THE BURNER TIP VIBRATIONS OF ULTRASONIC FREQUENCY, AND MEANS RESPONSIVE TO THE FUEL PRESSURE TO
Claim 2
Dependent Claim
55 words
A LIQUID FUEL BURNER HAVING A PRESSURE ATOMIZING ORIFICE TIP ADAPTED TO PRODUCE A VARIABLE OUTPUT THROUGH VARIATION OF FUEL PRESSURE TO SAID ORIFICE AT NORMAL RATES OF FUEL OUTPUT FROM THE BURNER AND HAVING A MEANS FOR IMPARTING TO THE BURNER TIP VIBRATIONS OF ULTRASONIC FREQUENCY, AND MEANS RESPONSIVE TO THE FUEL PRESSURE TO
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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) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |