Patent US2999066A successfully refreshed from Google Patents.
US2999066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant containing a calcium saltcalcium soap mixture and process for forming same
Assignee: ExxonMobil Oil Corp
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Filing: 1960-12-28
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Granted: 1961-09-05
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Expires: 1980-12-28
Abstract
No abstract record available.
Inventors
- 👤 Liddy Clarence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:59
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/06; C10M2201/063; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/026; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2211/00; C10M2211/02; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2010/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A GREASE COMPOSITION COMPRISING: AN OIL VEHICLE AND A MIXTURE OF A CALCIUM SALT AND A CALCIUM SOAP THEREWITH, THE MIXTURE OF SAID SALT AND SOAP BEING PRESENT IN A GREASE FORMING QUANTITY, A CALCIUM SALT OF SAID MIXTURE BEING A SALT OF A LOW MOLECULAR WEIGHT UNSUBSTITUTED STRAIGHT CHAIN SATURATED MONOCARBOXYLIC ACID (I) HAVING FROM ONE TO SIX CARBON ATOMS PER MOLECULE, A CALCIUM SOAP OF SAID MIXTURE BEING A SOAP OF AN INTERMEDIATE MOLECUAR WEIGHT UNSUBSTITUTED SATURATED MONOCARBOXYLIC ACID (II) HAVING FROM SEVEN TO TWELVE CARBON ATOMS PER MOLECULE AND HAVING NO SIDE CHAIN LARGER THAN A METHYL GROUP, AND THE MOLAR RATIO OF SAID ACID (I) TO SAID ACID (II) BEING FROM ABOUT 0.25:1 TO ABOUT 10:1.
Claim 2
Dependent Claim
120 words
A GREASE COMPOSITION COMPRISING: AN OIL VEHICLE AND A MIXTURE OF A CALCIUM SALT AND A CALCIUM SOAP THEREWITH, THE MIXTURE OF SAID SALT AND SOAP BEING PRESENT IN A GREASE FORMING QUANTITY, A CALCIUM SALT OF SAID MIXTURE BEING A SALT OF A LOW MOLECULAR WEIGHT UNSUBSTITUTED STRAIGHT CHAIN SATURATED MONOCARBOXYLIC ACID (I) HAVING FROM ONE TO SIX CARBON ATOMS PER MOLECULE, A CALCIUM SOAP OF SAID MIXTURE BEING A SOAP OF AN INTERMEDIATE MOLECUAR WEIGHT UNSUBSTITUTED SATURATED MONOCARBOXYLIC ACID (II) HAVING FROM SEVEN TO TWELVE CARBON ATOMS PER MOLECULE AND HAVING NO SIDE CHAIN LARGER THAN A METHYL GROUP, AND THE MOLAR RATIO OF SAID ACID (I) TO SAID ACID (II) BEING FROM ABOUT 0.25:1 TO ABOUT 10:1.
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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) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |