US2811429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of motor fuels
Assignee: Eastman Kodak Co
•
Filing: 1953-08-31
•
Granted: 1957-10-29
•
Expires: 1973-08-31
Abstract
No abstract record available.
Inventors
- 👤 Gerald R Lappin
- 👤 John W Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:41
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A MOTOR FUEL CONSISTING ESENTIALLY OF GASOLINE, NORMALLY SUBJECT TO DETERIORATION CAUSED BY THE ACTION OF MOLECULAR OXYGEN, CONTAINING A CATALYTICALLY ACTIVE METAL REAGENT NORMALLY EFFECTIVE TO CATALYZE OXIDATION OF SAID GASOLINE, AND HAVING INTEMATELY ADMIXED THEREWITH A METAL DEACTIVATOR WHICH IS AN AMINE SALT OF A HYDROXY ALIPHATIC CARBOXYLIC ACID HAVING THE FORMULA:
Claim 2
Dependent Claim
54 words
A MOTOR FUEL CONSISTING ESENTIALLY OF GASOLINE, NORMALLY SUBJECT TO DETERIORATION CAUSED BY THE ACTION OF MOLECULAR OXYGEN, CONTAINING A CATALYTICALLY ACTIVE METAL REAGENT NORMALLY EFFECTIVE TO CATALYZE OXIDATION OF SAID GASOLINE, AND HAVING INTEMATELY ADMIXED THEREWITH A METAL DEACTIVATOR WHICH IS AN AMINE SALT OF A HYDROXY ALIPHATIC CARBOXYLIC ACID HAVING THE FORMULA:
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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) | 1960-10-28 | 1961-04-29 | 1961-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-28 | 1965-04-29 | 1965-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-28 | 1969-04-29 | 1969-10-29 | $7700.00 | Window Closed / Lapsed |