(19)
(11)
EP 1 185 213 A1
(12)
(43)
Date of publication:
13.03.2002
Bulletin 2002/11
(21)
Application number:
00905436.2
(22)
Date of filing:
21.02.2000
(51)
International Patent Classification (IPC)
7
:
A61C
8/00
(86)
International application number:
PCT/KR0000/135
(87)
International publication number:
WO 0162/180
(
30.08.2001
Gazette 2001/35)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI
(71)
Applicant:
Chang, Sang-Kohn
Jung-gu,TaeGu 700-431 (KR)
(72)
Inventor:
Chang, Sang-Kohn
Jung-gu,TaeGu 700-431 (KR)
(74)
Representative:
Urner, Peter, Dipl.-Phys.
TER MEER STEINMEISTER & PARTNER GbR,Patentanwälte,Mauerkircherstrasse 45
81679 München
81679 München (DE)
(54)
THE METHOD AND ITS MATERIALS FOR ALVEOLAR RIDGE PROTECTION