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US3419367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel containing octane improver
Assignee: Texaco Inc
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Filing: 1958-06-27
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Granted: 1968-12-31
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Expires: 1978-06-27
Abstract
No abstract record available.
Inventors
- 👤 George W Eckert
- 👤 Howard V Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:50
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/188; C10L1/1881; C10L1/30; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A HYDROCARBON FUEL IN THE GASOLINE BOILING RANGE CONTAINING A TETRAALKYL LEAD ANTIKNOCK AGENT, AT LEAST 5 VOLUME PERCENT OF HIGH OCTANE COMPONENTS SELECTED FROM THE GROUPS CONSISTING OF OLEFINIC HYDROCARBONS, AROMATIC HYDROCARBONS, AND MIXTURE THEREOF AND AN ANHYDRIDE OF A GASOLINE-SOLUBLE SATURATED HYDROCARBYL MONOCRABOXYLIC ACID IN AN AMOUNT SUFFICIENT TO FURTHER IMPROVE THE OCTANE RATING OF SAID HYDROCARBON FUEL.
Claim 2
Dependent Claim
60 words
A HYDROCARBON FUEL IN THE GASOLINE BOILING RANGE CONTAINING A TETRAALKYL LEAD ANTIKNOCK AGENT, AT LEAST 5 VOLUME PERCENT OF HIGH OCTANE COMPONENTS SELECTED FROM THE GROUPS CONSISTING OF OLEFINIC HYDROCARBONS, AROMATIC HYDROCARBONS, AND MIXTURE THEREOF AND AN ANHYDRIDE OF A GASOLINE-SOLUBLE SATURATED HYDROCARBYL MONOCRABOXYLIC ACID IN AN AMOUNT SUFFICIENT TO FURTHER IMPROVE THE OCTANE RATING OF SAID HYDROCARBON FUEL.
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) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |