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VIEW PBR PATENTSpontaneous mutation or sport: ‘Korcrisett’ syn Calibra. Breeder: Hette Spek, Boskoop, Netherlands.
First sold Netherlands 1993.
Canada - Patent No: 1310 on 12 Nov 2002
Application No: 95-497 on 4 Apr 1995
Rights revoked on March 16, 2004.
Breeder: Peet Kester, Honselersdijk, Netherlands
Applicant: Jan Spek Rosen B.V.
France - Application on 1995
Germany - Patent on 1993
Netherlands - Patent on 1992
United Kingdom - Patent on 1994
United States - Patent No: PP 9,540 on 7 May 1996
VIEW USPTO PATENTApplication No: 08/413,534 on 28 Mar 1995