US3765848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel composition
Assignee: Individual
•
Filing: 1971-01-22
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Granted: 1973-10-16
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Expires: 1991-01-22
Abstract
Abstract Sodium tripolyphosphate in powdered form is combined with a liquid hydrocarbon motor fuel, typically unleaded gasoline, kerosene or diesel fuel, to improve combustion.
Inventors
- 👤 G Brent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:05
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/02; C10L1/00; C10L1/10; C10L1/12; C10L1/1283; F; F02; F02B; F02B3/00; F02B3/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
32 words
A motor fuel comprising a liquid hydrocarbon fuel for internal combustion engines with sodium tripolyphosphate dispersed therein in the ratio of one-half oz. of sodium tripolyphosphate to 10 gallons of liquid fuel.
Claim 2
Dependent Claim
44 words
A motor fuel as defined in claim 2 in which the sodium tripolyphosphate is in the ratio of about one-half oz. to 10 gallons of liquid fuel, and the liquid fuel is selected from the group consisting of unleaded gasoline, diesel fuel and kerosene.
Claim 3
Dependent Claim
26 words
A motor fuel comprising principally unleaded gasoline combined with sodium tripolyphosphate in about the proportion of one-half oz. of sodium tripolyphosphate to 10 gallons of gasoline.
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) | 1976-10-15 | 1977-04-16 | 1977-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-15 | 1981-04-16 | 1981-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-15 | 1985-04-16 | 1985-10-16 | $7700.00 | Window Closed / Lapsed |