US3009792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel containing synergistic anti-knock additive
Assignee: Texaco Inc
•
Filing: 1958-03-07
•
Granted: 1961-11-21
•
Expires: 1978-03-07
Abstract
No abstract record available.
Inventors
- 👤 George W Eckert
- 👤 Howard V Hess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:06
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/188; C10L1/1881; C10L1/189; C10L1/22; C10L1/222; C10L1/223; C10L1/30; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A HYDROCARBON FUEL IN THE GASOLINE BOILING RANGE CONTAINING AN ALKYL LEAD ANTI-KNOCK AGENT, AT LEAST 10 VOLUME PERCENT OF HIGH OCTANE COMPONENTS SELECTED FROM THE GROUP CONSISTING OF OLEFINIC HYDROCARBONS, AROMATIC HYDROCARBONS AND MIXTURES THEREOF, AND A SYNERGISTIC ADDITIVE COMBINATION OF A HYDROCARBYL MONOCARBOXYLIC ACID CONTAINING 1-30 CARBON ATOMS AND A HYDROCARBYL AMINE SELECTED FROM THE GROUP CONSISTING OD MONOCYCLIC AND BICYCLIC PRIMARY AND SECONDARY ARYLAMINES, SAID ACID AND SAID AMINE BOTH BEING PRESENT IN A CONCENTRATION OF 0.1 TO 5.0 VOLUME PERCENT WHEREBY SYNERGISTIC OCTANE IMPROVEMENT OF THE OCTANE RATING OF SAID ORGANO-LEAD CONTRAINING HYDROCARBON FUEL IS OBTAINED.
Claim 2
Dependent Claim
100 words
A HYDROCARBON FUEL IN THE GASOLINE BOILING RANGE CONTAINING AN ALKYL LEAD ANTI-KNOCK AGENT, AT LEAST 10 VOLUME PERCENT OF HIGH OCTANE COMPONENTS SELECTED FROM THE GROUP CONSISTING OF OLEFINIC HYDROCARBONS, AROMATIC HYDROCARBONS AND MIXTURES THEREOF, AND A SYNERGISTIC ADDITIVE COMBINATION OF A HYDROCARBYL MONOCARBOXYLIC ACID CONTAINING 1-30 CARBON ATOMS AND A HYDROCARBYL AMINE SELECTED FROM THE GROUP CONSISTING OD MONOCYCLIC AND BICYCLIC PRIMARY AND SECONDARY ARYLAMINES, SAID ACID AND SAID AMINE BOTH BEING PRESENT IN A CONCENTRATION OF 0.1 TO 5.0 VOLUME PERCENT WHEREBY SYNERGISTIC OCTANE IMPROVEMENT OF THE OCTANE RATING OF SAID ORGANO-LEAD CONTRAINING HYDROCARBON FUEL IS OBTAINED.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |