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(11)

EP 1 940 417 A2

(12)

(88) Date of publication A3: 31.05.2007 (43) Date of publication: 09.07.2008 Bulletin 2008/28 (21) Application number: 06826544.6 (22) Date of filing: 23.10.2006

(51) International Patent Classification (IPC):  A61K 31/70(2006.01) (86) International application number: PCT/US2006/041436 (87) International publication number: WO 2007/048059 (26.04.2007 Gazette 2007/17)

(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 LV MC NL PL PT RO SE SI SK TR (30) Priority: 21.10.2005 US 729135 P 12.12.2005 US 749641 P (71) Applicant: Optimer Pharmaceuticals, Inc. San Diego, CA 92121 (US)

(72) Inventors: SEARS, Pamela San Diego, CA 92131 (US) SHUE, Youe-Kong Carlsbad, CA 92009 (US) MILLER-SHANGLE, Starr, Louise San Diego, CA 92117 (US) WALSH, Robert, Brian Davis, CA 95616 (US) BABAKHANI, Farah San Diego, CA 92131 (US) CHIU, Yu-Hung San Diego, CA 92126 (US) ROMERO, Alex San Diego, CA 92104 (US) GORBACH, Sherwood Weston, MA 02493 (US) LOUIE, Thomas, John Calgery, Aberta T3L 296 (CA) (74) Representative: Ziebig, Marlene et al Anwaltskanzlei Gulde Hengelhaupt Ziebig & Schneider Wallstrasse 58/59 10179 Berlin 10179 Berlin (DE)