US3282835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carbonated bright stock sulfonates and lubricants containing them
Assignee: Lubrizol Corp
•
Filing: 1963-02-12
•
Granted: 1966-11-01
•
Expires: 1983-02-12
Abstract
No abstract record available.
Inventors
- 👤 Peter A Asseff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:15
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/20; C10M159/24; C07; C07G; C07G99/00; C07G99/002; C07G99/0024; C10M2201/00; C10M2201/06; C10M2201/062; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/025; C10M2207/027; C10M2207/028; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/141; C10M2207/142; C10M2207/16; C10M2207/18; C10M2207/22; C10M2207/24; C10M2207/26; C10M2207/262; C10M2209/00; C10M2209/10; C10M2209/101; C10M2209/103; C10M2209/104; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/044; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/08; C10M2215/082; C10M2215/086; C10M2215/20; C10M2215/202; C10M2215/24; C10M2215/26; C10M2215/28; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/04; C10M2219/046; C10M2219/08; C10M2219/082; C10M2219/083; C10M2219/087; C10M2219/088; C10M2219/089; C10M2221/00; C10M2221/04; C10M2221/041; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/045; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/08; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/20; C10N2040/22; C10N2040/25; C10N2040/252; C10N2040/253; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
AN OIL-SOLUBLE COMPOSITION SUITABLE FOR USE AS A DETERGENT HAVING A REDUCED TENDENCY TO EMULSIFY WATER CONSISTING ESSENTIALLY OF A CARBONATED, BASIC ALKALINE EARTH METAL SALT PREPARED BY CARBONATING A MIXTURE CONSISTING EXXENTIALLY OF (A) AN CIDIC SUBSTANCE SELECTED FROM THE CLASS CONSISTING OF BRIGHT STOCK SULFONIC ACIDS AND MIXTURES OF AT LEAST ABOUT 50% OF A BRIGHT TOCK SULFONIC ACID AND LESS THAN ABOUT 50% OF A CARBOXYLIC ACID AND HAVING AT LEAST ABOUT 12 ALIPHATIC CARBON ATOMS, (B) AN ALCOHOL, AND (C) AT LEAST ABOUT 3 EQUIVALENTS OF AN ALKALINE EARTH METAL BASE PER EQUIVALENT OF (A) AT A TEMPERATURE FROM ABOUT 25*C. TO THE BOILING POINT OF THE MIXTURE; AND THEREAFTER HEATING THE CARBONATED MIXTURE TO RID OF VOLATILE COMPONENTS.
Claim 2
Dependent Claim
37 words
A LUBRICATING COMPOSITION SUITABLE FOR USE IN A DIESEL ENGINE COMPRISING A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL AND A MINOR AMOUNT, SUFFICIENT, TO IMPART DEGERGENCY TO SAID OIL, OF THE OIL-SOLUBLE COMPOSITION OF CLAIM 5.
References Cited (Backward Citations)
CA605743A
Cited
US3172855A
Cited
GB774683A
Cited
US2865956A
Cited
US2947694A
Cited
US2865957A
Cited
US2848415A
Cited
US2884445A
Cited
US3057896A
Cited
US3223630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |