Patent US3063942A successfully refreshed from Google Patents.
US3063942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsymmetrical ketones in
Assignee: —
•
Filing: —
•
Granted: 1962-11-13
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Expires: 1979-11-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:43
CPC Classifications
C; C10; C10M; C10M163/00; C10M159/00; C10M159/12; C10M159/20; C10M159/24; C10M2205/00; C10M2205/18; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/028; C10M2207/08; C10M2207/10; C10M2207/14; C10M2207/144; C10M2207/26; C10M2207/262; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2211/00; C10M2211/02; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/04; C10M2219/044; C10M2219/046; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2223/12; C10M2225/00; C10M2225/04; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2010/00; C10N2010/04; C10N2030/00; C10N2030/06; C10N2030/52; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 0.3 TO 10% OF A BASIC OIL-SOLUBLE AROMATIC SULFONATE OF AN ALKALINE EARTH METAL AND A SMALL AMOUNT, SUFFICIENT TO ENHANCE THE CLEANING ABILITY OF THE LUBRICANT, OF A DIALKYL KETONE, ONE OF SAID ALKYL GROUPS HAVING 1 TO ABOUT 4 CARBON ATOMS AND THE OTHER ALKYL GROUP HAVING ABOUT 10 TO 20 CARBON ATOMS, IN A MINERAL OIL BASE OF LUBRICATING VISCOSITY.
Claim 2
Dependent Claim
70 words
A LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 0.3 TO 10% OF A BASIC OIL-SOLUBLE AROMATIC SULFONATE OF AN ALKALINE EARTH METAL AND A SMALL AMOUNT, SUFFICIENT TO ENHANCE THE CLEANING ABILITY OF THE LUBRICANT, OF A DIALKYL KETONE, ONE OF SAID ALKYL GROUPS HAVING 1 TO ABOUT 4 CARBON ATOMS AND THE OTHER ALKYL GROUP HAVING ABOUT 10 TO 20 CARBON ATOMS, IN A MINERAL OIL BASE OF LUBRICATING VISCOSITY.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |