(19)

(11)

EP 1 105 064 A1

(12)

(43) Date of publication: 13.06.2001 Bulletin 2001/24 (21) Application number: 99942354.4 (22) Date of filing: 18.08.1999

(51) International Patent Classification (IPC)7: A61C 5/06 (86) International application number: PCT/US9919/005 (87) International publication number: WO 0010/479 (02.03.2000 Gazette 2000/09)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 19.08.1998 US 97036 P 18.08.1998 US 376791 (71) Applicant: Dentsply International, Inc. York, PA 17404-0872 (US)	(72) Inventors: WILNER, Ralf D-78351 Bodman-Ludwigshafen (DE) WALZ, Uwe D-78465 Konstanz (DE) (74) Representative: Hartz, Nikolai F., Dr. et al Wächtershäuser & Hartz,Patentanwälte,Tal 29 80331 München 80331 München (DE)