US3210281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant composition containing methylphenyl-alpha-naphthylamines
Assignee: California Research LLC
•
Filing: 1962-07-30
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Granted: 1965-10-05
•
Expires: 1982-07-30
Abstract
No abstract record available.
Inventors
- 👤 Robert L Peeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:47
CPC Classifications
C; C10; C10M; C10M133/00; C10M133/02; C10M133/04; C10M133/12; C10M2203/00; C10M2203/10; C10M2203/108; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/086; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/107; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2219/00; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/135; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A LUBRICATING COMPOSITION CONSISTING ESSENTIALLY OF A LUBRICATING OIL BASE AND A MINOR AMOUNT, SUFFICIENT TO INHIBIT OXIDATION OF A SUBSTITUTED DIARYL AMINE, SELECTED FROM THE GROUP CONSISTING OF N-2,4,6-TRIMETHYLPHENYL-ANAPHTHYLAMINE AND N-2,6-DIMETHYLPHENYL-A-NAPHTHYLAMINE.
Claim 2
Dependent Claim
32 words
A LUBRICATING COMPOSITION CONSISTING ESSENTIALLY OF A LUBRICATING OIL BASE AND A MINOR AMOUNT, SUFFICIENT TO INHIBIT OXIDATION OF A SUBSTITUTED DIARYL AMINE, SELECTED FROM THE GROUP CONSISTING OF N-2,4,6-TRIMETHYLPHENYL-ANAPHTHYLAMINE AND N-2,6-DIMETHYLPHENYL-A-NAPHTHYLAMINE.
References Cited (Backward Citations)
US2009480A
Cited
US3019191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |