(19)

(11)

EP 1 407 607 A1

(12)

(43) Date of publication: 14.04.2004 Bulletin 2004/16 (21) Application number: 01924839.2 (22) Date of filing: 07.04.2001

(51) International Patent Classification (IPC)7: H04N 7/18 (86) International application number: PCT/US2001/011475 (87) International publication number: WO 2002/082820 (17.10.2002 Gazette 2002/42)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (71) Applicant: DENTSPLY INTERNATIONAL YorkPennsylvania 17405 (US)	(72) Inventor: COOPER, David, H. Carlsbad, CA 92009 (US) (74) Representative: Hartz, Nikolai F., Dr.  Wächtershäuser & HartzPatentanwälteWeinstrasse 8 80333 München 80333 München (DE)