Patent US2628197A successfully refreshed from Google Patents.
US2628197A
Expired / Lapsed
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Metalworking lubricant
Assignee: ExxonMobil Oil Corp
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Filing: 1950-08-17
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Granted: 1953-02-10
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Expires: 1970-08-17
Abstract
No abstract record available.
Inventors
- 👤 Robert B Killingsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:42
CPC Classifications
C; C10; C10M; C10M173/00; C10M2201/00; C10M2201/02; C10M2201/14; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/16; C10M2207/20; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/24; C10M2215/26; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
AN AQUEOUS SOLUBLE CUTTING OIL EMULSION CONSISTING ESSENTIALLY OF MINERAL LUBRICATING OIL DISPERSED IN WATER, AN OIL-IN-WATER TYPE EMULSIFIER PRESENT IN MINOR PROPORTION SUFFICIENT TO FORM A SUBSTANTIALLY STABLE OIL-IN-WATER EMULSION AND BETWEEN ABOUT 0.1 PER CENT AND ABOUT 50 PER CENT BY WEIGHT OF AN ORGANOPHILIC BENTONITE CHARACTERIZED BY A HYDROCARBON CHAIN OF AT LEAST 10 CARBON ATOMS.
Claim 2
Dependent Claim
59 words
AN AQUEOUS SOLUBLE CUTTING OIL EMULSION CONSISTING ESSENTIALLY OF MINERAL LUBRICATING OIL DISPERSED IN WATER, AN OIL-IN-WATER TYPE EMULSIFIER PRESENT IN MINOR PROPORTION SUFFICIENT TO FORM A SUBSTANTIALLY STABLE OIL-IN-WATER EMULSION AND BETWEEN ABOUT 0.1 PER CENT AND ABOUT 50 PER CENT BY WEIGHT OF AN ORGANOPHILIC BENTONITE CHARACTERIZED BY A HYDROCARBON CHAIN OF AT LEAST 10 CARBON ATOMS.
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) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |