(19)

(11)

EP 0 143 810 A1

(12)

(43) Date of publication: 12.06.1985 Bulletin 1985/24 (21) Application number: 84901873.0 (22) Date of filing: 17.04.1984

(51) International Patent Classification (IPC):  A61F 13/ 49( . ) A61F 13/ 56( . ) A61F 13/ 15( . ) A61F 5/ 44( . ) A61F 13/ 58( . ) (86) International application number: PCT/US1984/000586 (87) International publication number: WO 1984/004242 (08.11.1984 Gazette 1984/26)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 21.04.1983 JP 19830059823 (71) Applicant: Johnson & Johnson Products Inc. New Brunswick New Jersey 08903 (US)	(72) Inventor: WADA, Takao Osaka 533 (JP) (74) Representative: Jones, Alan John, et al  CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA London, WC1A 2RA (GB)