Patent US3227651A successfully refreshed from Google Patents.
US3227651A
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Corrosion resistant grease compositions
Assignee: ExxonMobil Oil Corp
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Filing: 1963-09-27
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Granted: 1966-01-04
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Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 Bertil A Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:18
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/08; C10M2201/082; C10M2201/083; C10M2201/086; C10M2201/10; C10M2201/102; C10M2201/103; C10M2201/14; C10M2203/00; C10M2203/10; C10M2203/108; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/24; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/108; C10M2209/109; C10M2209/12; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2030/00; C10N2030/12; C10N2050/00; C10N2050/10; C10N2070/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A METAL SOAP-THICKENED GREASE COMPOSITION CONTAINING A CORROSION INHIBITOR, SAID INHIBITOR COMPRISING FROM ABOUT 5 TO ABOUT 60 PERCENT, BY WEIGHT, OF AN ALKALI METAL NITRITE HAVING AN AVERAGE PARTICLE SIZE BELOW ABOUT 5 MICRONS; FROM ABOUT 0.5 TO ABOUT 30 PERCENT, BY WEIGHT, OF A THICKENING AGENT COMPRISING AN ESSENTIALLY HYDROPHOBIC CLAY; AND AN OIL OF LUBRICATING VISCOSITY AS A VEHICLE.
Claim 2
Dependent Claim
62 words
A METAL SOAP-THICKENED GREASE COMPOSITION CONTAINING A CORROSION INHIBITOR, SAID INHIBITOR COMPRISING FROM ABOUT 5 TO ABOUT 60 PERCENT, BY WEIGHT, OF AN ALKALI METAL NITRITE HAVING AN AVERAGE PARTICLE SIZE BELOW ABOUT 5 MICRONS; FROM ABOUT 0.5 TO ABOUT 30 PERCENT, BY WEIGHT, OF A THICKENING AGENT COMPRISING AN ESSENTIALLY HYDROPHOBIC CLAY; AND AN OIL OF LUBRICATING VISCOSITY AS A VEHICLE.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |