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US3205173A
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Synthetic lubricating oils comprising dehydrocondensation products of mono-esters
Assignee: ExxonMobil Oil Corp
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Filing: 1962-01-02
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Granted: 1965-09-07
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Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Herbert L Hepplewhite
- 👤 Edward A Oberright
- 👤 Albert L Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:39
CPC Classifications
C; C10; C10M; C10M3/00; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/30; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/082; C10M2209/10; C10M2209/102; C10M2211/00; C10M2211/04; C10M2211/044; C10M2211/06; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
30 words
A LUBRICATING OIL COMPOSITION CONSISTING ESSENTIALLY OF A BLEND OF A CONVENTIONAL ESTER OIL AND A DEHYDROCONDENSATION PRODUCT PREPARED BY REACTIN ONE MOL PROPORTION OF A MONO-ESTER OF THE FORMULA
References Cited (Backward Citations)
GB591543A
Cited
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US2801263A
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US2808418A
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US2820014A
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US2839571A
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US2993860A
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |