US3951973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Di and tri (hydrocarbylammonium) trithiocyanurate
Assignee: Texaco Inc
•
Filing: 1974-06-24
•
Granted: 1976-04-20
•
Expires: 1994-06-24
Abstract
Abstract Di- and tri-C 8 -C 24 hydrocarbyl ammonium trithiocyanurate and a lubricating oil composition containing said di- or tri- hydrocarbylammonium thithiocyanurate having improved load carrying properties.
Inventors
- 👤 John W. Nebzydoski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:00
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: 12
Claim 1
Independent Claim
40 words
A compound of the formula: ##EQU8## in which R is hydrogen or an alkyl radical having from about 8 to 24 carbon atoms at least one R being an alkyl radical and n has a value of 0 to 1.
Claim 2
Dependent Claim
40 words
A compound of the formula: ##EQU8## in which R is hydrogen or an alkyl radical having from about 8 to 24 carbon atoms at least one R being an alkyl radical and n has a value of 0 to 1.
Claim 3
Dependent Claim
21 words
A compound according to claim 1 in which R is an alkyl radical having from about 11 to 22 carbon atoms.
Claim 4
Dependent Claim
14 words
A compound according to claim 1 in which R is a tertiary alkyl radical.
Claim 5
Dependent Claim
10 words
The compound tri(t-C 18 -C 22 alkyl primary ammonium) trithiocyanurate.
Claim 6
Dependent Claim
10 words
The compound tri(t-C 18 -C 22 alkyl primary ammonium) trithiocyanurate.
Claim 7
Dependent Claim
10 words
The compound tri(t-C 11 -C 14 alkyl primary ammonium trithiocyanurate.
Claim 8
Dependent Claim
10 words
The compound tri(t-C 11 -C 14 alkyl primary ammonium trithiocyanurate.
Claim 9
Dependent Claim
10 words
The compound di(t-C 18 -C 22 alkyl primary ammonium trithiocyanurate.
Claim 10
Dependent Claim
10 words
The compound di(t-C 18 -C 22 alkyl primary ammonium trithiocyanurate.
Claim 11
Dependent Claim
10 words
The compound di(t-C 11 -C 14 alkyl primary ammonium trithiocyanurate.
Claim 12
Dependent Claim
10 words
The compound di(t-C 11 -C 14 alkyl primary ammonium trithiocyanurate.
References Cited (Backward Citations)
US2725379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-04-20 | 1979-10-20 | 1980-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-04-20 | 1983-10-20 | 1984-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-04-20 | 1987-10-20 | 1988-04-20 | $7700.00 | Window Closed / Lapsed |