US3944597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Esters of tetrahalo-octanols
Assignee: BP Chemicals Ltd
•
Filing: 1975-02-10
•
Granted: 1976-03-16
•
Expires: 1995-02-10
Abstract
Abstract The present invention relates to novel halogenated derivatives of esters of linear C 8 alcohols and aliphatic monocarboxylic acids and a process for the preparation of such compounds.
Inventors
- 👤 Kenneth Rowland Dobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:01
CPC Classifications
C; C09; C09K; C09K5/00; C09K5/08; C09K5/10
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
52 words
An ester of a linear C 8 alcohol of the general formula: Z(CH.sub.2).sub.3 .Z.sup.1.CH.sub.2 .O.CO.R or Z(CH.sub.2).sub.3 .CH(Z).O.CO.R wherein Z is XCH 2 .CHX--, Z 1 is --CHX.CHX-- , X is Cl or Br, and R is hydrogen, lower alkyl of 1-6 carbon atoms or halogenated lower alkyl of 1-6 carbon atoms.
Claim 2
Dependent Claim
52 words
An ester of a linear C 8 alcohol of the general formula: Z(CH.sub.2).sub.3 .Z.sup.1.CH.sub.2 .O.CO.R or Z(CH.sub.2).sub.3 .CH(Z).O.CO.R wherein Z is XCH 2 .CHX--, Z 1 is --CHX.CHX-- , X is Cl or Br, and R is hydrogen, lower alkyl of 1-6 carbon atoms or halogenated lower alkyl of 1-6 carbon atoms.
Claim 3
Dependent Claim
9 words
The compound of claim 1, wherein R is hydrogen.
Claim 4
Dependent Claim
15 words
The compound of claim 1, wherein R is lower alkyl of 1- 6 carbon atoms.
Claim 5
Dependent Claim
17 words
The compound of claim 1, wherein R is hydrogen or alkyl of one to three carbon atoms.
Claim 6
Dependent Claim
2 words
2,3,7,8-tetrachloro-1-octyl propionate.
Claim 7
Dependent Claim
2 words
2,3,7,8-tetrachloro-1-octyl propionate.
Claim 8
Dependent Claim
2 words
2,3,7,8-tetrachloro-1-octyl acetate.
Claim 9
Dependent Claim
2 words
2,3,7,8-tetrachloro-1-octyl acetate.
Claim 10
Dependent Claim
2 words
1,2,7,8-tetrachloro-3-octyl acetate.
Claim 11
Dependent Claim
2 words
1,2,7,8-tetrachloro-3-octyl acetate.
References Cited (Backward Citations)
US2425426A
Cited
US2644835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-03-16 | 1979-09-15 | 1980-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-03-16 | 1983-09-15 | 1984-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-03-16 | 1987-09-15 | 1988-03-16 | $7700.00 | Window Closed / Lapsed |