US2590772A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid fuel burner and the like
Assignee: Power Jets Research and Development Ltd
•
Filing: 1945-09-05
•
Granted: 1952-03-25
•
Expires: 1965-09-05
Abstract
No abstract record available.
Inventors
- 👤 Joyce John Ruskin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:33
CPC Classifications
F; F23; F23D; F23D11/00; F23D11/24; F23D11/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2127172A
Cited
US1568427A
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US1822047A
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US1873781A
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US2044720A
Cited
GB409211A
Cited
US2313298A
Cited
US2254123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |