(19)

(11)

EP 0 188 553 A1

(12)

(43) Date of publication: 30.07.1986 Bulletin 1986/31 (21) Application number: 85903617.0 (22) Date of filing: 05.07.1985

(51) International Patent Classification (IPC):  A21D 13/ 00( . ) A23B 4/ 10( . ) A23L 1/ 00( . ) A21D 13/ 08( . ) A23G 3/ 34( . ) A23P 1/ 08( . ) (86) International application number: PCT/US1985/001293 (87) International publication number: WO 1986/000501 (30.01.1986 Gazette 1986/03)

(84) Designated Contracting States: BE DE FR GB IT NL (30) Priority: 09.07.1984 US 19840628723 (71) Applicant: WISCONSIN ALUMNI RESEARCH FOUNDATION Madison, WI 53707 (US)	(72) Inventors: FENNEMA, Owen, R. Madison, WI 53705 (US) KAMPER, Susan, Lea New Hope, MN 55427 (US)