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(11)

EP 2 211 823 A2

(12)

(43) Date of publication: 04.08.2010 Bulletin 2010/31 (21) Application number: 08838989.5 (22) Date of filing: 15.10.2008

(51) International Patent Classification (IPC):  A61K 6/02(2006.01) A61C 13/00(2006.01) (86) International application number: PCT/US2008/079926 (87) International publication number: WO 2009/052139 (23.04.2009 Gazette 2009/17)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 16.10.2007 US 873018 16.10.2007 US 873055 (71) Applicant: Zimmer Dental Inc. Carlsbad, CA 92008 (US)	(72) Inventor: ZHANG, Kai St. Paul, Minnesota 55108 (US) (74) Representative: Manitz, Finsterwald & Partner GbR  Martin-Greif-Strasse 1 80336 München 80336 München (DE)