US2610946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lithium soap grease containing basic alkaline earth metal sulfonate
Assignee: Texaco Inc
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Filing: 1951-02-08
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Granted: 1952-09-16
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Expires: 1971-02-08
Abstract
No abstract record available.
Inventors
- 👤 George W Eckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:07
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/04; C10M2219/046; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A LUBRICATING GREASE COMPOSITION COMPRISING AS THE ESSENTIAL CONSTITUENTS AN OLEAGINOUS LIQUID LUBRICATING BASE AS THE MAJOR CONSTITUENT, ABOUT 10-30% BY WEIGHT OF A LIGHIUM SOAP OF A SATURATED SOAP-FORMING FATTY MATERIAL, AND FROM 0.25 TO 3% BY WEIGHT OF AN OIL-SOLUBLE BASIC ALKALINE EARTH METAL SALT OF A SULFONATED HYDROCARBON WHEREIN THE WEIGHT RATIO OF ALKALINE EARTH METAL TO SULFUR CONTENT IS FROM 1.1 TO 2 TIMES THE REPRESENTED BY THE NORMAL SALT M(SO3R)2, WHERE M IS THE ALKALINE EARTH METAL AND R IS THE HYDROCARBON RESIDUE, SAID BASIC SALT BEING IN SUFFICIENT PROPORTION TO ENABLE SAID GREASE COMPOSITION TO PASS THE COPPER CORROSION TEST OF U. S. ARMY SPECIFICATION 2-134.
Claim 2
Dependent Claim
112 words
A LUBRICATING GREASE COMPOSITION COMPRISING AS THE ESSENTIAL CONSTITUENTS AN OLEAGINOUS LIQUID LUBRICATING BASE AS THE MAJOR CONSTITUENT, ABOUT 10-30% BY WEIGHT OF A LIGHIUM SOAP OF A SATURATED SOAP-FORMING FATTY MATERIAL, AND FROM 0.25 TO 3% BY WEIGHT OF AN OIL-SOLUBLE BASIC ALKALINE EARTH METAL SALT OF A SULFONATED HYDROCARBON WHEREIN THE WEIGHT RATIO OF ALKALINE EARTH METAL TO SULFUR CONTENT IS FROM 1.1 TO 2 TIMES THE REPRESENTED BY THE NORMAL SALT M(SO3R)2, WHERE M IS THE ALKALINE EARTH METAL AND R IS THE HYDROCARBON RESIDUE, SAID BASIC SALT BEING IN SUFFICIENT PROPORTION TO ENABLE SAID GREASE COMPOSITION TO PASS THE COPPER CORROSION TEST OF U. S. ARMY SPECIFICATION 2-134.
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) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |