Owner KOSAN Biosciences, Inc.

Inventors Julien, Bryan; Khosla, Chaitan; Katz, Leonard

Agent Spruson & Ferguson

Pub. Number AU-B-2001295195

PCT Pub. Number WO01/83800

Priority 09/825,856 03.04.01 US; 09/560,367 28.04.00 US; 60/269,020 13.04.01 US; 60/257,517 21.12.00 US; 60/232,696 14.09.00 US; 09/825,876 03.04.01 US

Filing date 26 April 2001

Wipo publication date 12 November 2001

Acceptance publication date 1 February 2007

C12P 17/16 (2006.01) Preparation of heterocyclic carbon compounds with only O, N, S, Se, or Te as ring hetero atoms - containing two or more hetero rings

C07D 313/00 (2006.01) Heterocyclic compounds containing rings of more than six members having one oxygen atom as the only ring hetero atom

C07D 405/06 (2006.01) Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom

C07D 413/06 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms

C07D 417/06 (2006.01) Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group

C07D 491/04 (2006.01) Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups , , or

C12N 1/20 (2006.01) Micro-organisms, e.g. protozoa - Bacteria

C12N 1/21 (2006.01) Micro-organisms, e.g. protozoa - modified by introduction of foreign genetic material

C12N 9/00 (2006.01) Enzymes, e.g. ligases (6.)

C12N 15/52 (2006.01) Mutation or genetic engineering - Genes encoding for enzymes or proenzymes

C12N 15/74 (2006.01) Mutation or genetic engineering - Vectors or expression systems specially adapted for prokaryotic hosts other than E. coli, e.g. Lactobacillus, Micromonospora

C12P 17/18 (2006.01) Preparation of heterocyclic carbon compounds with only O, N, S, Se, or Te as ring hetero atoms - containing at least two hetero rings condensed among themselves or condensed with a common carbocyclic ring system, e.g. rifamycin

C12R 1/01 (2006.01)