US3065065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasoline composition
Assignee: Shell USA Inc
•
Filing: 1960-03-29
•
Granted: 1962-11-20
•
Expires: 1980-03-29
Abstract
No abstract record available.
Inventors
- 👤 Reid E Sutton
- 👤 John L Bame
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:23
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/24; C10L1/2425; C10L1/26; C10L1/2633; C10L1/265; C10L1/30; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A MOTOR GASOLINE FUEL COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF HYDROCARBONS HAVING AN ASTM BOILING RANGE BELOW ABOUT 400*F., AN OCTANE NUMBERIMPROVING AMOUNT OF TETRAETHYLLEAD, AND A CO-ANTIKNOCK AGENT HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
34 words
A MOTOR GASOLINE FUEL COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF HYDROCARBONS HAVING AN ASTM BOILING RANGE BELOW ABOUT 400*F., AN OCTANE NUMBERIMPROVING AMOUNT OF TETRAETHYLLEAD, AND A CO-ANTIKNOCK AGENT HAVING THE STRUCTURAL FORMULA
References Cited (Backward Citations)
US2023372A
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US2086775A
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US2151432A
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US2289605A
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US2546421A
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GB746036A
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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) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |