The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 11, 1992
Filed:
Sep. 07, 1989
Jonathan R Arch, Banstead, GB;
Beecham Group p.l.c, , GB;
Abstract
A method for increasing the weight gain and/or improving the feed utilization of efficiency of livestock which comprises administering to livestock in need thereof an effective amount of a compound of formula (XXII): ##STR1## or a pharmaceutically acceptable salt thereof, wherein R.sup.1Z is hydrogen, halogen, or trifluoromethyl; R.sup.2Z is hydrogen or halogen; R.sup.3Z is hydrogen or methyl; R.sup.4Z is --O(CH.sub.2).sup.6 CO.sub.2 H or an ester or amide thereof, O(CH.sub.2).sup..epsilon. M.sup.4 or --CO.sub.2 H or an ester or amide thereof, wherein .delta. is an integer from 1 to 6, .epsilon. is an integer from 2 to 7, and M.sup.4 is hydroxy, alkoxy of 1 to 6 carbon atoms or ##STR2## wherein R.sup.6Z and R.sup.7Z are each hydrogen or alkyl of 1 to 6 carbons or ##STR3## is a 5- or 6-membered ring; R.sup.5Z is alkyl of 1 to 6 carbon atoms; alkyl of 1 to 6 carbon atoms substituted by carboxy or an ester or amide thereof; or phenyl unsubstituted or substituted by alkyl of 1 to 6 carbon atoms, halogen, lower alkoxy or trifluoromethyl R.sup.8Z is hydrogen or alkyl of 1 to 6 carbon atoms or R.sup.8Z together with R.sup.5Z is a carbocyclic ring.