US3063818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasoline composition
Assignee: Shell USA Inc
•
Filing: 1960-03-29
•
Granted: 1962-11-13
•
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
2026-10-29 20:49
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/28; C10L1/30; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A GASOLINE COMPOSITION CONSISTING ESEENTIALLY OF A MIXTURE OF HYDROCARBONS HAVING AN ASTM BOILING RANGE BELOW ABOUT 400*F., AND OCTANE NUMBER-IMPROVING AMOUNT OF TETRAETHYLLEAD, AND AN ORGANIC-SILICON CO-ANTIKNOCK AGENT HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
33 words
A GASOLINE COMPOSITION CONSISTING ESEENTIALLY OF A MIXTURE OF HYDROCARBONS HAVING AN ASTM BOILING RANGE BELOW ABOUT 400*F., AND OCTANE NUMBER-IMPROVING AMOUNT OF TETRAETHYLLEAD, AND AN ORGANIC-SILICON CO-ANTIKNOCK AGENT HAVING THE STRUCTURAL FORMULA
References Cited (Backward Citations)
CA574644A
Cited
US2398282A
Cited
GB746036A
Cited
GB780581A
Cited
US2818417A
Cited
US2901336A
Cited
US2913413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |