US3036005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature lubricant composition
Assignee: Celanese Corp
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Filing: 1959-04-23
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Granted: 1962-05-22
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Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 Jr John E Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:15
CPC Classifications
C; C10; C10M; C10M3/00; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/081; C07F7/0812; C07F7/0816; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2227/00; C10M2227/04; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A HIGH TEMERATURE LUBRICANT COMPRISING A MAJOR PROPORTION OF A NORMALLY LIQUID ALKANOIC ACID ESTER OF A POLYOL HAVING TWO TO FOUR METHLOL GROUPS ON A QUATERNARY CARBON ATOMS, SAID ALKANOIC ACID HAVING AN AVERAGE OF AT LEAST 5 CARBON ATOMS AND THE INDIVIDUAL ACIDS OF WHICH CONTAIN 2 TO 12 CARBON ATOMS, SAID ESTER BEING STABILIZED AGANIST HIGH TEMERATURE OXIDATIVE DEGRADATION BY A MINOR PROPORTION OF A DIAROMATIC SECONDFARY AMINE SELECTED FROM THE GROUP CONSITING OF DIARYL AMINES, ARYL ALKARYL AMINES AND DI-ALKARYL AMINES AND A MINOR PROPORTIONS OF A COMPOUND HAVING A PHENOSILAZINE RING HAVING ITS NIROGEN VALENCE SATISFIED BY A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL RADICALS AND ITS SILICON VALENCES BONDED TO AROMATIC RINGS.
Claim 2
Dependent Claim
122 words
A HIGH TEMERATURE LUBRICANT COMPRISING A MAJOR PROPORTION OF A NORMALLY LIQUID ALKANOIC ACID ESTER OF A POLYOL HAVING TWO TO FOUR METHLOL GROUPS ON A QUATERNARY CARBON ATOMS, SAID ALKANOIC ACID HAVING AN AVERAGE OF AT LEAST 5 CARBON ATOMS AND THE INDIVIDUAL ACIDS OF WHICH CONTAIN 2 TO 12 CARBON ATOMS, SAID ESTER BEING STABILIZED AGANIST HIGH TEMERATURE OXIDATIVE DEGRADATION BY A MINOR PROPORTION OF A DIAROMATIC SECONDFARY AMINE SELECTED FROM THE GROUP CONSITING OF DIARYL AMINES, ARYL ALKARYL AMINES AND DI-ALKARYL AMINES AND A MINOR PROPORTIONS OF A COMPOUND HAVING A PHENOSILAZINE RING HAVING ITS NIROGEN VALENCE SATISFIED BY A MEMBER OF THE GROUP CONSISTING OF HYDROGEN AND LOWER ALKYL RADICALS AND ITS SILICON VALENCES BONDED TO AROMATIC RINGS.
References Cited (Backward Citations)
GB600325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |