US3203896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating composition
Assignee: Universal Oil Products Co
•
Filing: 1962-03-28
•
Granted: 1965-08-31
•
Expires: 1982-03-28
Abstract
No abstract record available.
Inventors
- 👤 Edwin J Latos
- 👤 Anthony J Guarnaccio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:55
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/10; C10M2201/102; C10M2201/105; C10M2201/14; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/105; C10M2211/00; C10M2211/02; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/10; C10M2215/102; C10M2215/12; C10M2215/122; C10M2215/24; C10M2215/26; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/043; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/08; C10N2040/135; C10N2040/14; C10N2040/16; C10N2040/17; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
LUBRICATING COMPOSITION COMRPISING A MAJOR PROPROTION OF LUBRICATING OIL AND FROM ABOUT 0.01% TO ABOUT 20% BY WEIGHT OF AN ADDITIVE MIXTURE OF (1) FROM ABOUT 5% TO ABOUT 95% BY WEIGHT OF A SALT OF N-ALKYL-1,3DIAMINOLKANE IN WHICH SAID ALKYL CONTAINS AT LEAST 8 CARBON ATOMS AND DICARBOXYLIC ACID HAVING AT LEAST 6 CARBON ATOMS AND (2) FROM ABOUT 5% TO ABOUT 95% BY WEIGHT OF A SALT OF N-ALKYL-DIAMINOALKANE IN WHICH SAID ALKYL CONTAINS AT LEAST 8 CARBON ATOMS AND ALKYL ACID PHOSPHATE IN WHICH AT LEAST 1 ALKYL GROUP CONTAINS AT LEAST 3 CARBON ATOMS.
Claim 2
Dependent Claim
98 words
LUBRICATING COMPOSITION COMRPISING A MAJOR PROPROTION OF LUBRICATING OIL AND FROM ABOUT 0.01% TO ABOUT 20% BY WEIGHT OF AN ADDITIVE MIXTURE OF (1) FROM ABOUT 5% TO ABOUT 95% BY WEIGHT OF A SALT OF N-ALKYL-1,3DIAMINOLKANE IN WHICH SAID ALKYL CONTAINS AT LEAST 8 CARBON ATOMS AND DICARBOXYLIC ACID HAVING AT LEAST 6 CARBON ATOMS AND (2) FROM ABOUT 5% TO ABOUT 95% BY WEIGHT OF A SALT OF N-ALKYL-DIAMINOALKANE IN WHICH SAID ALKYL CONTAINS AT LEAST 8 CARBON ATOMS AND ALKYL ACID PHOSPHATE IN WHICH AT LEAST 1 ALKYL GROUP CONTAINS AT LEAST 3 CARBON ATOMS.
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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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |