US2695662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel distribution to plural injector burners
Assignee: Individual
•
Filing: 1949-05-13
•
Granted: 1954-11-30
•
Expires: 1969-05-13
Abstract
No abstract record available.
Inventors
- 👤 Hagelin Boris Caesar Wilhelm
- 👤 Ljungdahl Staffan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:26
CPC Classifications
F; F27; F27D; F27D99/00; F27D99/0001; F27D99/0005; F02; F02M; F02M45/00; F02M45/02; F02M45/04; F02M45/08; F27B; F27B13/00; F27B13/06; F27B13/12; F02M2700/00; F02M2700/07; F02M2700/074; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/85978; Y10T137/86171
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |