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3 Sec US Official Gazette, April 21, 1987. 9 Harward T Markey, 'Patentability of Animals in the United States', 20 IIC 372(1987), p 10 US Patent No 4, 736,866, 11 Patricia A Rac, 'Patentability of Living Subject Matter', 10 CIPR, 41 (1993).