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. 14, 2003
Filed:
Nov. 08, 2001
Robert Gordon Giles, Tonbridge, GB;
Norman John Lewis, Tunbridge Wells, GB;
Stephen Moore, Lingfield, GB;
Colin Ripley Pool, Cranleigh, GB;
John Kirby Quick, Crowborough, GB;
Michael Urquhart, Southborough, GB;
SmithKline Beecham plc, Brentford, GB;
Abstract
A process for preparing a compound of formula (I, I) or a tautomeric form thereof or a pharmaceutically acceptable salt thereof or a pharmaceutically acceptable solvate thereof, wherein: J represents O or S; T represents a substituted or unsubstituted aryl group and T is O or S; which process comprises reducing a compound of formula (II, II) or a tautomeric form thereof or a salt thereof or a solvate thereof, wherein T and T are as defined in relation to formula (I), with a complex hydride reducing agent or a source of a complex hydride reducing agent; and thereafter, as required, preparing a pharmaceutically acceptable salt or a pharmaceutically acceptable solvate of the compound of formula (I) or a tautomeric form thereof.