US3761592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quinoline derivatives exhibiting growth promoting and anticoccidial effects
Assignee: Individual
•
Filing: 1969-10-14
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Granted: 1973-09-25
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Expires: 1989-10-14
Abstract
Abstract Cycloaliphatyloxy- or -mercapto-4-hydroxy-3-quinoline-carboxylic acids, e.g. those of the formula FUNCTIONAL DERIVATIVES, TAUTOMERIC N-derivatives and salts thereof, exhibit anticoccidial and growth promoting effects.
Inventors
- 👤 R Mizzoni
- 👤 Stevens G De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:12
CPC Classifications
C; C07; C07D; C07D215/00; C07D215/02; C07D215/16; C07D215/48; C07D215/54; C07D215/56; A; A23; A23K; A23K20/00; A23K20/10; A23K20/116; A23K20/132
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
75 words
A feedstuff or additive as claimed in claim 1, in which formula of the active ingredient one of R8 and R9 is hydrogen and the other is cyclopropyl, the one of m and n present in the alkyl group is an integer from eight to 16 and the other is the integer one, a lower alkyl or 4-alkanoic acid ester, or a therapeutically useful ammonium, alkali or alkaline earth metal or acid addition salt thereof.
Claim 2
Dependent Claim
25 words
A feedstuff or additive as claimed in claim 1, wherein the active ingredient is the 6,7-bis-cyclopropylmethoxy-4-hydroxy-3-quinolinecarboxylic acid methyl or ethyl ester or the 4-acetate thereof.
Claim 3
Dependent Claim
29 words
A feedstuff or additive as claimed in claim 1, wherein the active ingredient is the 6-cyclopropylmethoxy-7-n-(octyloxy, decyloxy, dodecyloxy or tetradecyloxy)-4-hydroxy-3-quinolinecarboxylic acid methyL or ethyl ester or the 4-acetate thereof.
Claim 4
Dependent Claim
25 words
A feedstuff or additive as claimed in claim 1, wherein the active ingredient is the 7-cyclopropylmethoxy-6-n-decyloxy-4-hydroxy-3-quinolinecarboxylic acid methyl or ethyl ester or the -acetate thereof.
Claim 5
Dependent Claim
21 words
A feedstuff as claimed in claim 1, containing about 0.0001 to 0.1 percent of the active ingredient in the poultry nutrient.
Claim 6
Dependent Claim
29 words
A feedstuff as claimed in claim 3, containing about 0.004 to 0.008 percent of the 6,7-bis-cyclopropylmethoxy-4-hydroxy-3-quinolinecarboxylic acid methyl or ethyl ester or the 4-acetate thereof in the poultry nutrient.
Claim 7
Dependent Claim
19 words
An additive as claimed in claim 1, containing about 1-75 percent of the active ingredient in the poultry nutrient.
Claim 8
Dependent Claim
27 words
An additive as claimed in claim 3, containing about 1-50 percent of the 6,7-bis-cyclopropylmethoxy-4-hydroxy-3-quinolinecarboxylic acid methyl or ethyl ester or the 4-acetate thereof in the poultry nutrient.
Claim 9
Dependent Claim
59 words
A feedstuff or additive as claimed in claim 1, in which formula of the active ingredient both of R8 and R9 are cyclopropyl and both of m and n are the same integer from 1 to 4, a lower alkyl or 4-alkanoic acid ester, or a therapeutically useful ammonium, alkali or alkaline earth metal or acid addition salt thereof.
Claim 10
Dependent Claim
23 words
A poultry feedstuff or additive therefore, consisting essentially of 1) a growth promoting and anticoccidially effective amount of a compound having the formula
Claim 11
Dependent Claim
25 words
A feedstuff or additive as claimed in claim 11 wherein the active ingredient is the 6-cyclopropylmethoxy-7-n-butyl-4-hydroxy-3-quinolinecarboxylic acid methyl or ethyl ester or the 4-acetate thereof.
Claim 12
Dependent Claim
21 words
A feedstuff as claimed in claim 11, containing about 0.0001 to 0.1 percent of the active ingredient in the poultry nutrient.
Claim 13
Dependent Claim
19 words
An additive as claimed in claim 11, containing about 1-75 percent of the active ingredient in the poultry nutrient.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-24 | 1977-03-26 | 1977-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-24 | 1981-03-26 | 1981-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-24 | 1985-03-26 | 1985-09-25 | $7700.00 | Window Closed / Lapsed |