(19)

(11)

EP 1 395 879 A1

(12)

(43) Date of publication: 10.03.2004 Bulletin 2004/11 (21) Application number: 02725468.9 (22) Date of filing: 02.04.2002

(51) International Patent Classification (IPC)7: G03G 7/00 (86) International application number: PCT/US2002/010246 (87) International publication number: WO 2002/088847 (07.11.2002 Gazette 2002/45)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 27.04.2001 JP 2001131573 (71) Applicant: 3M Innovative Properties Company St. Paul,Minnesota 55133-3427 (US)	(72) Inventors: KAMIYAMA, Koji Tama-city,Kanagawa 206-0014 (JP) DOHGOSHI, Shigeaki Sagamihara City,Kanagawa 229-1185 (JP) (74) Representative: VOSSIUS & PARTNER  Siebertstrasse 4 81675 München 81675 München (DE)