(19)

(11)

EP 1 715 871 A1

(12)

(43) Date of publication: 02.11.2006 Bulletin 2006/44 (21) Application number: 04815625.1 (22) Date of filing: 22.12.2004

(51) International Patent Classification (IPC):  A61K 31/662(2006.01) (86) International application number: PCT/US2004/043595 (87) International publication number: WO 2005/063258 (14.07.2005 Gazette 2005/28)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 22.12.2003 US 531932 P 26.04.2004 WO PCT/US2004/013062 26.04.2004 US 832811 26.10.2004 US 622962 P (71) Applicant: GILEAD SCIENCES, INC. Foster City, CA 94404 (US)	(72) Inventor: WATKINS, Will Sunnyvale, CA 94087 (US) (74) Representative: Reitstötter - Kinzebach  Patentanwälte, Sternwartstrasse 4 81679 München 81679 München (DE)