US4095029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-hydroxy-3-alkylsulfoxypropyl-1 esters of arene polycarboxylic acids
Assignee: Ethyl Corp
•
Filing: 1977-01-17
•
Granted: 1978-06-13
•
Expires: 1997-01-17
Abstract
Abstract 2-Hydroxy-3-alkylsulfoxypropyl-1 esters of arene polycarboxylic acids.
Inventors
- 👤 Ellis K. Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:35
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/08; A; A01; A01N; A01N41/00; A01N41/02; A01N41/10; A01N43/00; A01N43/34; A01N43/40; A01N43/42; C07; C07C; C07C317/00; C09; C09K; C09K8/00; C09K8/54; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/40; C10M2207/404; C10M2219/00; C10M2219/04; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/10; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/04
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
119 words
Poly (2-hydroxy-3-alkylsulfoxypropyl-1) n esters of arene polycarboxylic acids wherein the said esters are of the formula ##STR10## wherein n is 2 to 6, R is an n-valent radical derived from benzene, biphenyl, naphthalene, anthracene or phenanthrene wherein R can be substituted by nitro, halogen and alkoxy of 1 to 12 carbon atoms and R' is selected from the group consisting of alkyl moieties containing from 1 to 22 carbon atoms, and aralkyl moieties, alkylated aryl moieties and cycloalkyl moieties containing 4 to 40 carbon atoms, the ring radicals of said moieties being selected from the group consisting of phenyl, biphenyl and cyclohexyl radicals, where R' can be substituted with nitro, halogen and alkoxy of 1 to 12 carbon atoms.
Claim 2
Dependent Claim
119 words
Poly (2-hydroxy-3-alkylsulfoxypropyl-1) n esters of arene polycarboxylic acids wherein the said esters are of the formula ##STR10## wherein n is 2 to 6, R is an n-valent radical derived from benzene, biphenyl, naphthalene, anthracene or phenanthrene wherein R can be substituted by nitro, halogen and alkoxy of 1 to 12 carbon atoms and R' is selected from the group consisting of alkyl moieties containing from 1 to 22 carbon atoms, and aralkyl moieties, alkylated aryl moieties and cycloalkyl moieties containing 4 to 40 carbon atoms, the ring radicals of said moieties being selected from the group consisting of phenyl, biphenyl and cyclohexyl radicals, where R' can be substituted with nitro, halogen and alkoxy of 1 to 12 carbon atoms.
Claim 3
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-dodecylsulfoxy-[3]2-hydroxypropyl) terephthalate.
Claim 4
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-hexadecylsulfoxy-2-hydroxypropyl) terephthalate.
Claim 5
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-dodecylsulfoxy-2-hydroxypropyl) isophthalate.
Claim 6
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-hexadecylsulfoxy-2-hydroxypropyl) isophthalate.
Claim 7
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-dodecylsulfoxy-2-hydroxypropyl) phthalate.
Claim 8
Dependent Claim
9 words
The compound of claim 1 which is bis-(3-hexadecylsulfoxy-2-hydroxypropyl) phthalate.
Claim 9
Dependent Claim
9 words
The compound of claim 1 which is tris-(3-hexadecylsulfoxy-2-hydroxypropyl) trimellitate.
Claim 10
Dependent Claim
10 words
The compound of claim 1 which is tetrakis-[3] (3-hexadecylsulfoxy-2-hydroxypropyl) pyromellitate.
References Cited (Backward Citations)
US2645659A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-06-12 | 1981-12-12 | 1982-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-06-12 | 1985-12-12 | 1986-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-06-12 | 1989-12-12 | 1990-06-13 | $7700.00 | Window Closed / Lapsed |