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:
Oct. 26, 1993
Filed:
Jul. 24, 1992
Robert C Hider, Clacton, GB;
Timothy E Peto, Oxford, GB;
Surinder Singh, West Croyden, GB;
Susan Whitehead, Hull, GB;
British Technology Group Limited, London, GB;
Abstract
3-Hydroxypyridin-4-ones of formula (I) ##STR1## in which R.sub.1 is a C.sub.3 or C.sub.4 hydroxyalkyl group in which the hydroxy group is terminally substituted on the alkyl group, R.sub.2 is methyl or ethyl and R.sub.3 and R.sub.4 are each separately hydrogen, methyl or ethyl but with the proviso that the total number of carbon atoms in R.sub.1 to R.sub.4 is no more than six, the compound optionally being in the form of a physiologically acceptable salt and/or pro-drug thereof, are of value for the treatment of conditions caused by iron dependent parasites, particularly malaria.