Patent US3849319A successfully refreshed from Google Patents.
US3849319A
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Di and tri(hydrocarbylammonium)trithiocyanurate and lubricating oil compositions containing same
Assignee: Texaco Inc
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Filing: 1973-11-19
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Granted: 1974-11-19
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Expires: 1993-11-19
Abstract
Abstract Di- and tri-C8-C24 hydrocarbyl ammonium trithiocyanurate and a lubricating oil composition containing said di- or trihydrocarbylammonium thithiocyanurate having improved load carrying properties.
Inventors
- 👤 J Nebzydoski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:45
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/32; C10M105/00; C10M105/08; C10M105/32; C10M105/38; C10M129/00; C10M129/02; C10M129/24; C10M133/00; C10M133/02; C10M133/04; C10M133/12; C10M137/00; C10M137/02; C10M137/04; C10M169/00; C10M169/04; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/025; C10M2207/08; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/2835; C10M2207/284; C10M2207/285; C10M2207/286; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/109; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/066; C10M2215/067; C10M2215/068; C10M2219/00; C10M2219/06; C10M2219/062; C10M2219/09; C10M2219/10; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
29 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PORTION OF BASE OIL HAVING LUBRICATING PROPERTIES CONTAINING FROM ABOUT 0.001 TO 0.5 WT. PERCENT OF A HYDROCARBYNL-AMMONIUM TRITHIOCYANURATE REPRESENTED BY THE FORMULA:
Claim 2
Dependent Claim
29 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PORTION OF BASE OIL HAVING LUBRICATING PROPERTIES CONTAINING FROM ABOUT 0.001 TO 0.5 WT. PERCENT OF A HYDROCARBYNL-AMMONIUM TRITHIOCYANURATE REPRESENTED BY THE FORMULA:
Claim 3
Dependent Claim
20 words
A lubricating oil composition according to claim 1 in which said hydrocarbyl radical has from 12 to 22 carbon atoms.
Claim 4
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said hydrocarbyl radical is a tertiary alkyl hydrocarbon radical.
Claim 5
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said hydrocarbylammonium trithiocyanurate is tri(t-C18-C22 alkyl primary ammonium) trithiocyanurate.
Claim 6
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said hydrocarbylammonium trithiocyanurate is tri(t-C11-C14 alkyl primary ammonium, trithiocyanurate.
Claim 7
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said hydrocarbylammonium trithiocyanurate is di(t-C18-C22 alkyl primary ammonium, trithiocyanurate.
Claim 8
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said hydrocarbylammonium trithiocyanurate is di(t-C11-C14 alkyl primary ammonium) trithiocyanurate.
Claim 9
Dependent Claim
17 words
A lubricating oil composition according to claim 1 in which said base oil is a mineral oil.
Claim 10
Dependent Claim
19 words
A lubricating oil composition according to claim 1 in which said base oil is a synthetic ester base oil.
Claim 11
Dependent Claim
50 words
A lubricating oil composition according to claim 1 containing from about 0.5 to 2.5 percent of an alkarylphenyl-Alpha -or Beta napthylamine, from about 0.5 to 2.0 percent of a dioctyldiphenylamine, from about 0.5 to 5 percent of a trihydrocarbyl phosphate and from about 0.05 to 0.25 percent of a polyhydroxyanthraquinone.
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) | 1977-11-18 | 1978-05-20 | 1978-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-18 | 1982-05-20 | 1982-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-18 | 1986-05-20 | 1986-11-19 | $7700.00 | Window Closed / Lapsed |