(19)

(11)

EP 0 748 161 A1

(12)

(43) Date of publication: 18.12.1996 Bulletin 1996/51 (21) Application number: 95913585.0 (22) Date of filing: 01.03.1995

(51) International Patent Classification (IPC):  A61L 2/ 16( . ) A01N 59/ 08( . ) A61K 33/ 40( . ) A01N 59/ 00( . ) A61K 33/ 20( . ) A61L 2/ 18( . ) (86) International application number: PCT/US1995/002821 (87) International publication number: WO 1995/023511 (08.09.1995 Gazette 1995/38)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 04.03.1994 US 19940206062 (71) Applicant: ALCIDE CORPORATION Redmond, WA 98052 (US)	(72) Inventor: KROSS, Robert, D. Bellmore, NY 11710 (US) (74) Representative: Gowshall, Jonathan Vallance  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 80801 München 80801 München (DE)