US3667740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Individual
•
Filing: 1969-08-01
•
Granted: 1972-06-06
•
Expires: 1989-08-01
Abstract
Abstract A FUEL-INJECTION TYPE CARBURETOR FOR INTERNAL COMBUSTION ENGINES, INCLUDING MEANS FOR AUTOMATICALLY VARYING THE RATE OF FUEL FLOW INTO THE AIR PIPE IN RELATION TO THE AIR PRESSURE WITHIN SAID PIPE AND INCLUDING THE POSSIBILITY FOR TEMPERATURE AND ATMOSPHERIC PRESSURE COMPENSATION.
Inventors
- 👤 Sten-Erik Mortstedt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:21
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/12; F02M7/14; F02M7/16; F02M69/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |