US2672011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal fuel supply for continuous flow internal-combustion engines
Assignee: Individual
•
Filing: 1951-08-18
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Granted: 1954-03-16
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Expires: 1971-08-18
Abstract
No abstract record available.
Inventors
- 👤 Helmut P G A R Von Zborowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:13
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; B; B64; B64C; B64C39/00; B64C39/06; B64C39/062; F23; F23R; F23R3/00; F23R3/28; F23R3/38; F42; F42B; F42B15/00
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) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |