Patent US2733210A successfully refreshed from Google Patents.
US2733210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant compositions and method of
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
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Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:49
CPC Classifications
C; C10; C10M; C10M3/00; C10M2201/00; C10M2201/02; C10M2201/087; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/04; C10M2207/046; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/105; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10N; C10N2020/00; C10N2020/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A HOMOGENEOUS SINGLE PHASE LIQUID LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF (1) AN AQUEOUS SOLUTION OF A 1-4 CARBON ALIPHATIC MONOHYDRIC ALCOHOL IN WHICH THE RATIO OF ALCOHOL TO WATER IS BETWEEN ABOUT 45:55 AND ABOUT 70:30, (2) 5.0 TO 30.0%, BASED ON TOTAL WEIGHT, OF WATER-INSOLUBLE MONOHYDROXY 1,2-POLYOXYPROPYLENE MONOALKYL ETHER HAVING AN AVERAGE OF AT LEAST NINE OXY 1,2-PROPYLENE GROUPS PER MOLECULE AND UP TO 20 CARBON ATOMS IN THE ALKYL GROUP, AND (3) 0.1% TO 0.80%, BASED ON TOTAL WEIGHT, OF A DIBASIC BORATE SALT OF AN OXYGEN CONTAINING AMINE SELECTED FROM THE GROUP CONSISTING OF MONOETHANOL AMINE, 2 AMINO 2 METHYL PROPANOL-1, MORPHOLINE, N-METHYL MORPHOLINE, N-ETHYL MORPHOLINE, ISOPROPYL AMINO ETHANOL, N-METHYL ETHANOL AMINE, NDIMETHYL ETHANOL AMINE, N-ETHYL ETHANOL AMINE, N-DIETHYL ETHANOL AMINE AND ISOPROPANOL AMINE.
Claim 2
Dependent Claim
127 words
A HOMOGENEOUS SINGLE PHASE LIQUID LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF (1) AN AQUEOUS SOLUTION OF A 1-4 CARBON ALIPHATIC MONOHYDRIC ALCOHOL IN WHICH THE RATIO OF ALCOHOL TO WATER IS BETWEEN ABOUT 45:55 AND ABOUT 70:30, (2) 5.0 TO 30.0%, BASED ON TOTAL WEIGHT, OF WATER-INSOLUBLE MONOHYDROXY 1,2-POLYOXYPROPYLENE MONOALKYL ETHER HAVING AN AVERAGE OF AT LEAST NINE OXY 1,2-PROPYLENE GROUPS PER MOLECULE AND UP TO 20 CARBON ATOMS IN THE ALKYL GROUP, AND (3) 0.1% TO 0.80%, BASED ON TOTAL WEIGHT, OF A DIBASIC BORATE SALT OF AN OXYGEN CONTAINING AMINE SELECTED FROM THE GROUP CONSISTING OF MONOETHANOL AMINE, 2 AMINO 2 METHYL PROPANOL-1, MORPHOLINE, N-METHYL MORPHOLINE, N-ETHYL MORPHOLINE, ISOPROPYL AMINO ETHANOL, N-METHYL ETHANOL AMINE, NDIMETHYL ETHANOL AMINE, N-ETHYL ETHANOL AMINE, N-DIETHYL ETHANOL AMINE AND ISOPROPANOL AMINE.
References Cited (Backward Citations)
US2340035A
Cited
US2566925A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |