US3180831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating composition
Assignee: Texaco Inc
•
Filing: 1962-11-09
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Granted: 1965-04-27
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Expires: 1982-11-09
Abstract
No abstract record available.
Inventors
- 👤 Max J Wisotsky
- 👤 Norman R Odell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:34
CPC Classifications
C; C10; C10M; C10M7/00; C08; C08K; C08K5/00; C08K5/0091; C09; C09B; C09B45/00; C10M2207/00; C10M2207/10; C10M2207/16; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/066; C10M2215/08; C10M2215/082; C10M2215/18; C10M2215/182; C10M2215/24; C10M2215/28; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/042; C10M2229/05; C10M2229/051; C10N; C10N2010/00; C10N2010/02; C10N2010/08; C10N2010/14; C10N2010/16; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A LUBRICATING GREASE COMPOSITION COMPRISING A SYNTHETIC BASE OIL HAVING A VISCOSITY IN THE LUBRICATING OIL VISCOSITY RANGE CONTAINING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE COPPER AND NICKEL CHELATES OF 5,3''DICHLORO-2-HYDROXYAZOBENZENE AND THE COPPER CHELATE OF 5-METHOXY-3''-CHLORO-2-HHDROXYAZOBENZENE IN AN AMOUNT SUFFICIENT TO THICKEN SAID BASE OIL TO A GREASE CONSISTENCY.
Claim 2
Dependent Claim
53 words
A LUBRICATING GREASE COMPOSITION COMPRISING A SYNTHETIC BASE OIL HAVING A VISCOSITY IN THE LUBRICATING OIL VISCOSITY RANGE CONTAINING A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE COPPER AND NICKEL CHELATES OF 5,3''DICHLORO-2-HYDROXYAZOBENZENE AND THE COPPER CHELATE OF 5-METHOXY-3''-CHLORO-2-HHDROXYAZOBENZENE IN AN AMOUNT SUFFICIENT TO THICKEN SAID BASE OIL TO A GREASE CONSISTENCY.
References Cited (Backward Citations)
AT173557B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |