US3074390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel economizer for internal combustion engines
Assignee: Individual
•
Filing: 1961-03-07
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Granted: 1963-01-22
•
Expires: 1981-03-07
Abstract
No abstract record available.
Inventors
- 👤 O'laughlin James Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:27
CPC Classifications
F; F02; F02M; F02M25/00; F02M25/10; F02M25/12; F02M26/00; F02M26/13; F02M26/22; F02M26/29; F02M26/31; F02M26/35; F02M26/36; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S123/00; Y10S123/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A FUEL ECONOMIZER FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: A BOX FOR CONTAINING AN ELECTROLYTE AND HAVING AN AIR-SPACE; ELECTRODES EXTENDING THROUGH SAID AIR-SPACE INTO THE SPACE OCCUPIED BY SAID ELECTROLYTE; A SOURCE OF ELECTRIC POWER CONNECTED TO SAID ELECTRODES; MEANS CONNECTING SAID AIR-SPACE TO THE EXHAUST SYSTEM OF SAID ENGINE; AND MEANS CONNECTING SAID AIR-SPACE TO THE INTAKE SYSTEM OF SAID ENGINE.
Claim 2
Dependent Claim
63 words
A FUEL ECONOMIZER FOR AN INTERNAL COMBUSTION ENGINE COMPRISING: A BOX FOR CONTAINING AN ELECTROLYTE AND HAVING AN AIR-SPACE; ELECTRODES EXTENDING THROUGH SAID AIR-SPACE INTO THE SPACE OCCUPIED BY SAID ELECTROLYTE; A SOURCE OF ELECTRIC POWER CONNECTED TO SAID ELECTRODES; MEANS CONNECTING SAID AIR-SPACE TO THE EXHAUST SYSTEM OF SAID ENGINE; AND MEANS CONNECTING SAID AIR-SPACE TO THE INTAKE SYSTEM OF SAID ENGINE.
References Cited (Backward Citations)
US1632285A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |