US2514286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating grease and method of preparing same
Assignee: Standard Oil Development Co
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Filing: 1947-12-31
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Granted: 1950-07-04
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Expires: 1967-12-31
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:15
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
126 words
A LUBRICATING COMPOSITION WHICH IS NORMALLY RELATIVELY LIQUID AND MOBILE AND WHICH HAS THE PROPERTY OF SETTING UP TO A SOLID GREASE CONSISTENCY UPON BEING SUBJECTED TO MECHANICAL WORKING, SAID COMPOSITION CONSISTING ESSENTIALLY OF A MINERAL LUBRICATING OIL CONTAINING GREASE-FORMING PROPORTIONS OF A SOAP-SALT THICKENER PREPARED BY MIXING ABOUT ONE MOLAR PROPORTION OF FATTY ACID OF THE C12 TO C22 RANGE, AT LEAST ONE-HALF MOLAR PROPORTION OF C2 TO C4 FATTY ACID, AND AN ALKALI METAL HYDROXIDE INTO SAID OIL, HEATING SAID MIXTURE WITH CONTINUED STIRRING TO A TEMPERATURE OF AT LEAST 450*F. TO OBTAIN A FINE DISPERSION OF SAID SOAP-SALT IN SAID OIL, COOLING WITH STIRRING TO A TEMPERATURE RANGE OF ABOUT 200* TO 250*F., AND THEREAFTER PERMITTING THE COMPOSITION TO COOL WITHOUT FURTHER WORKING.
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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) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |