Patent US3232723A successfully refreshed from Google Patents.
US3232723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuels containing organic compounds of boron and phosphorus
Assignee: Monsanto Co
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Filing: 1961-11-03
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Granted: 1966-02-01
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Expires: 1981-11-03
Abstract
No abstract record available.
Inventors
- 👤 James L Dever
- 👤 Gail H Birum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:23
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4006; C10L1/301; C10L1/303; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A HYDROCARBON MOTOR FUEL OF THE GASOLINE BOILING RANGE ADAPTED FOR SPARK IGNITION, INTERNAL COMBUSTION ENGINES CONTAINING AN EFFECTIVE ANTI-KNOCK AMOUNT OF AN ORGANO-LEAD COMPOUND, AND IN COMBUSTION THEREWITH, FROM ABOUT 0.01 TO 2.0 VOLUMES PER VOLUME OF ORGANOLEAD COMPOUND OF A COMPOUND WHICH HAS THE FORMULA
Claim 2
Dependent Claim
47 words
A HYDROCARBON MOTOR FUEL OF THE GASOLINE BOILING RANGE ADAPTED FOR SPARK IGNITION, INTERNAL COMBUSTION ENGINES CONTAINING AN EFFECTIVE ANTI-KNOCK AMOUNT OF AN ORGANO-LEAD COMPOUND, AND IN COMBUSTION THEREWITH, FROM ABOUT 0.01 TO 2.0 VOLUMES PER VOLUME OF ORGANOLEAD COMPOUND OF A COMPOUND WHICH HAS THE FORMULA
References Cited (Backward Citations)
US2941008A
Cited
US2944085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |