US3354872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel supply system for an internal combustion engine
Assignee: Individual
•
Filing: 1965-07-16
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Granted: 1967-11-28
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Expires: 1985-07-16
Abstract
No abstract record available.
Inventors
- 👤 Gratzmuller Jean Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:12
CPC Classifications
F; F02; F02N; F02N19/00; F02N19/02; F02N19/04; F01; F01P; F01P3/00; F01P3/20; F01P3/22; F01P3/2207; F02D; F02D19/00; F02D19/06; F02D19/0639; F02D19/0649; F02M; F02M31/00; F02M31/02; F02M31/16; F02M43/00; F02M53/00; F02M53/02; F02N19/10; F01P2060/00; F01P2060/10; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y02T10/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A SYSTEM FOR FEEDING PREHEATED FUEL TO THE FUEL INJECTION PUMP OF AN INTERNAL COMBUSTION ENGINE HAVING A COOLING WATER JACKET, SAID SYSTEM INCLUDING A FUEL RESERVOIR, A FUEL DELIVERY PUMP CONNECTED TO SAID RESERVOIR FOR DRAWING FUEL THEREFROM AND FOR DELIVERING SUCH FUEL TO SAID INJECTION PUMP, A HEAT EXCHANGER INTERPOSED BETWEEN SAID FUEL DELIVERY PUMP AND SAID INJECTION PUMP, AND A CLOSED COOLING CIRCUIT MEANS INCLUDING SAID COOLING WATER JACKET, A CIRCULATION PUMP AND A WATER SUPPLY, THE
Claim 2
Dependent Claim
81 words
IN A SYSTEM FOR FEEDING PREHEATED FUEL TO THE FUEL INJECTION PUMP OF AN INTERNAL COMBUSTION ENGINE HAVING A COOLING WATER JACKET, SAID SYSTEM INCLUDING A FUEL RESERVOIR, A FUEL DELIVERY PUMP CONNECTED TO SAID RESERVOIR FOR DRAWING FUEL THEREFROM AND FOR DELIVERING SUCH FUEL TO SAID INJECTION PUMP, A HEAT EXCHANGER INTERPOSED BETWEEN SAID FUEL DELIVERY PUMP AND SAID INJECTION PUMP, AND A CLOSED COOLING CIRCUIT MEANS INCLUDING SAID COOLING WATER JACKET, A CIRCULATION PUMP AND A WATER SUPPLY, THE
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |