US3714045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant compositions
Assignee: Mobil Oil AS
•
Filing: 1970-08-05
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Granted: 1973-01-30
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Expires: 1990-08-05
Abstract
Abstract LUBRICANTS ARE STABILIZED AGAINST OXIDATIVE DETERIORATION BY ADDING THERETO A SMALL AMOUNT OF A PRODUCT PRODUCED FROM A PRIMARY ARYLAMINE AND AN ALPHA-OLEFIN-MALEIC ANHYDRIDE HETEROPOLYMER.
Inventors
- 👤 G Frangatos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:42
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/103; C10M2217/00; C10M2217/02; C10M2217/028; C10M2217/06; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |