US3523084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating oil ester base composition containing liquid esters of neoalkyl polyols and neoalkyl fatty acids
Assignee: Sinclair Research Inc
•
Filing: 1968-11-14
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Granted: 1970-08-04
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Expires: 1988-11-14
Abstract
No abstract record available.
Inventors
- 👤 Tai S Chao
- 👤 Manley Kjonaas
- 👤 William D Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:48
CPC Classifications
C; C07; C07C; C07C69/00; C07C69/02; C07C69/22; C07C69/33; C07C69/30; C10; C10M; C10M105/00; C10M105/08; C10M105/32; C10M105/38; C10M2201/00; C10M2201/04; C10M2207/00; C10M2207/04; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/103; C10M2209/109; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/08; C10N2040/12; C10N2040/13; C10N2050/00; C10N2050/015; C10N2050/02; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3049493A
Cited
US2958706A
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US2991297A
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US3115519A
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US3308155A
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US3309318A
Cited
US3441600A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |