US3123570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating oil composition of improved
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:37
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/104; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10N; C10N2010/00; C10N2010/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A MOTOR OIL OF IMPROVED LOW-TEMPERATURE DETERGENCY CHARACTERISTICS COMPRISING A MAJOR PROPORTION OF LUBRICATING OIL AND (A) FROM ABOUT 0.5% TO ABOUT 10.0%, BY WEIGHT, OF A BARIUM SALT OF AN OIL-SOLUBLE SULFONIC ACID, (B) FROM ABOUT 0.5% TO ABOUT 10% OF A COMPLEX CARBONATED BARIUM PHENATE SALT OF AN ALKYLPHENOL SULFIDE, (C) FROM ABOUT 0.1% TO ABOUT 5.0% OF A ZINC DIALKYL DITHIOPHOSPHATE, AND (D) FROM ABOUT 0.01% TO ABOUT 1.0% OF A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
78 words
A MOTOR OIL OF IMPROVED LOW-TEMPERATURE DETERGENCY CHARACTERISTICS COMPRISING A MAJOR PROPORTION OF LUBRICATING OIL AND (A) FROM ABOUT 0.5% TO ABOUT 10.0%, BY WEIGHT, OF A BARIUM SALT OF AN OIL-SOLUBLE SULFONIC ACID, (B) FROM ABOUT 0.5% TO ABOUT 10% OF A COMPLEX CARBONATED BARIUM PHENATE SALT OF AN ALKYLPHENOL SULFIDE, (C) FROM ABOUT 0.1% TO ABOUT 5.0% OF A ZINC DIALKYL DITHIOPHOSPHATE, AND (D) FROM ABOUT 0.01% TO ABOUT 1.0% OF A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
CA525894A
Cited
US2402969A
Cited
US2485150A
Cited
US2681315A
Cited
US2850455A
Cited
US2964473A
Cited
US2916454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |