US3106533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil and grease lubricating compositions and additive therefor
Assignee: Richfield Oil Corp
•
Filing: 1958-11-14
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Granted: 1963-10-08
•
Expires: 1978-11-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Dennis F Hallowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:00
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/16; C10M2211/00; C10M2211/08; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2219/00; C10M2219/02; C10M2219/022; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/08; C10N2040/00; C10N2040/02; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A LUBRICANT COMPOSITION COMPRISING A MINERAL OIL BASE AND AT LEAST 1% ADDITIVE, SAID ADDITIVE CONSISTING ESSENTIALLY OF MIXED COCONUT OIL ACIDS, NAPTHENIC ACID, AND MIXED ISOPROPAANOLAMINES WHEREIN SAID MIXED COCONUT OIL ACIDS COMPRISE CAPROIC ACID, CAPRYLIC ACID, AND CAPRIC ACID, AND SAID MIXED ISOPROPANOLAMINES COMPRISE MONO, DI, AND TRI ISOPROPANOLAMINES THE TOTAL AMOUNT OF SAID ACIDS BEING IN EXCESS OF THE AMOUNT REQUIRED STOICHIOMETRICALLY TO NEUTRALIZE SAID AMINES, AND THE RATIO OF SAID COCONUT OIL ACIDS TO SAID NAPTHENIC ACID BEING APPROXIMATELY 2.5-3.0:1.
Claim 2
Dependent Claim
84 words
A LUBRICANT COMPOSITION COMPRISING A MINERAL OIL BASE AND AT LEAST 1% ADDITIVE, SAID ADDITIVE CONSISTING ESSENTIALLY OF MIXED COCONUT OIL ACIDS, NAPTHENIC ACID, AND MIXED ISOPROPAANOLAMINES WHEREIN SAID MIXED COCONUT OIL ACIDS COMPRISE CAPROIC ACID, CAPRYLIC ACID, AND CAPRIC ACID, AND SAID MIXED ISOPROPANOLAMINES COMPRISE MONO, DI, AND TRI ISOPROPANOLAMINES THE TOTAL AMOUNT OF SAID ACIDS BEING IN EXCESS OF THE AMOUNT REQUIRED STOICHIOMETRICALLY TO NEUTRALIZE SAID AMINES, AND THE RATIO OF SAID COCONUT OIL ACIDS TO SAID NAPTHENIC ACID BEING APPROXIMATELY 2.5-3.0:1.
References Cited (Backward Citations)
US2162454A
Cited
US2276341A
Cited
US2396345A
Cited
US2588556A
Cited
US2668146A
Cited
US2614980A
Cited
US2652363A
Cited
US2959547A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |