Patent US2330837A successfully refreshed from Google Patents.
Patent US3846314A successfully refreshed from Google Patents.
US3846314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease thickened with ureido compound and alkaline earth metal aliphatic carboxylate
Assignee: Chevron USA Inc
•
Filing: 1973-05-23
•
Granted: 1974-11-05
•
Expires: 1993-05-23
Abstract
Abstract 1. A GREASE COMPOSITION COMPRISING A MAJOR PART OF A LUBRICATING OIL CONTAINING (1) FROM 0.5 TO 10 WEIGHT PERCENT OF A MON OR POLYUREA COMPOUND OR MIXTURE OF MONO OR POLYUREA COMPOUNDS HAVING FROM 1 TO 8 UREIDO GROUPS AND HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 375 AND 2,500 AND (2) FROM 3 YO 30 WEIGHT PERCENT OF AN ALKALINE EARTH METAL ALIPHATIC MONOCARBOXYLATE HAVING FROM 1 TO 3 CARBONS, WHEREIN THE WEIGHT RATIO OF ALKALINE EARTH METAL CARBOXYLATE TO MONO AND POLYUREA COMPOUNDS IS FROM 1 TO 15.
Inventors
- 👤 J Dreher
- 👤 C Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:24
CPC Classifications
C; C10; C10M; C10M123/00; C10M123/04; C10M2201/00; C10M2201/08; C10M2201/082; C10M2201/083; C10M2203/00; C10M2203/06; C10M2203/10; C10M2205/00; C10M2205/02; C10M2205/024; C10M2205/026; C10M2205/17; C10M2205/173; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/024; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/105; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/062; C10M2215/064; C10M2215/065; C10M2215/066; C10M2215/08; C10M2215/082; C10M2215/10; C10M2215/102; C10M2215/24; C10M2215/28; C10M2217/00; C10M2217/02; C10M2217/028; C10M2217/04; C10M2217/042; C10M2217/043; C10M2217/06; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2219/09; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2219/108; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/045; C10M2223/06; C10M2223/061; C10M2227/00; C10M2227/02; C10M2227/04; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/042; C10M2229/043; C10M2229/044; C10M2290/00; C10M2290/10; C10N; C10N2010/00; C10N2010/04; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A GREASE COMPOSITION COMPRISING A MAJOR PART OF A LUBRICATING OIL CONTAINING (1) FROM 0.5 TO 10 WEIGHT PERCENT OF A MON OR POLYUREA COMPOUND OR MIXTURE OF MONO OR POLYUREA COMPOUNDS HAVING FROM 1 TO 8 UREIDO GROUPS AND HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 375 AND 2,500 AND (2) FROM 3 YO 30 WEIGHT PERCENT OF AN ALKALINE EARTH METAL ALIPHATIC MONOCARBOXYLATE HAVING FROM 1 TO 3 CARBONS, WHEREIN THE WEIGHT RATIO OF ALKALINE EARTH METAL CARBOXYLATE TO MONO AND POLYUREA COMPOUNDS IS FROM 1 TO 15.
Claim 2
Dependent Claim
89 words
A GREASE COMPOSITION COMPRISING A MAJOR PART OF A LUBRICATING OIL CONTAINING (1) FROM 0.5 TO 10 WEIGHT PERCENT OF A MON OR POLYUREA COMPOUND OR MIXTURE OF MONO OR POLYUREA COMPOUNDS HAVING FROM 1 TO 8 UREIDO GROUPS AND HAVING A MOLECULAR WEIGHT BETWEEN ABOUT 375 AND 2,500 AND (2) FROM 3 YO 30 WEIGHT PERCENT OF AN ALKALINE EARTH METAL ALIPHATIC MONOCARBOXYLATE HAVING FROM 1 TO 3 CARBONS, WHEREIN THE WEIGHT RATIO OF ALKALINE EARTH METAL CARBOXYLATE TO MONO AND POLYUREA COMPOUNDS IS FROM 1 TO 15.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-04 | 1978-05-06 | 1978-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-04 | 1982-05-06 | 1982-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-04 | 1986-05-06 | 1986-11-05 | $7700.00 | Window Closed / Lapsed |