Patent US3125530A successfully refreshed from Google Patents.
US3125530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating grease compositions
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:03
CPC Classifications
C; C10; C10M; C10M5/00; C10M169/00; C10M169/02; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10N; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A GREASE COMPOSITION COMPRISING (A) A LIQUID PETROLEUM HYDROCARBON HAVING A SAYBOLT VISCOSITY AT ABOUT 100*F. IN THE RANGE OF FROM ABOUT 50 TO ABOUT 5,000, AND (B) A THICKENING AGENT IN AN AMOUNT IN THE RANGE OF FROM ABOUT 0.1 TO ABOUT 10 PERCENT BY WEIGHT OF SAID PETROLEUM HYDROCARBON, SAID THICKENING AGENT CONSISTING ESSENTIALLY OF THE REACTION PRODUCT OF AN ALKANOLAMINE AND AT LEAST ONE (-SUBSTITUTED-$-HYDROXYCARBOXYLIC ACID AMIDE HAVING THE FOLLOWING GENERAL FORMULA:
Claim 2
Dependent Claim
75 words
A GREASE COMPOSITION COMPRISING (A) A LIQUID PETROLEUM HYDROCARBON HAVING A SAYBOLT VISCOSITY AT ABOUT 100*F. IN THE RANGE OF FROM ABOUT 50 TO ABOUT 5,000, AND (B) A THICKENING AGENT IN AN AMOUNT IN THE RANGE OF FROM ABOUT 0.1 TO ABOUT 10 PERCENT BY WEIGHT OF SAID PETROLEUM HYDROCARBON, SAID THICKENING AGENT CONSISTING ESSENTIALLY OF THE REACTION PRODUCT OF AN ALKANOLAMINE AND AT LEAST ONE (-SUBSTITUTED-$-HYDROXYCARBOXYLIC ACID AMIDE HAVING THE FOLLOWING GENERAL FORMULA:
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) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |