Patents for C12P 25 - Preparation of compounds containing alloxazine or isoalloxazine nucleus, e.g. riboflavin (321)
10/2001
10/03/2001CN1316009A Organisms for extracellular production of riboflavin
09/2001
09/19/2001EP1133570A1 Organisms for the extracellular production of riboflavin
07/2001
07/26/2001WO2001053512A1 Solventless extraction process
07/26/2001CA2772540A1 Solventless extraction process
07/11/2001CN1303434A Genetic method for producing riboflavin
07/10/2001US6258554 Selecting parent strain from corynebacterium, brevibacterium or escherichia having transkelolase activity, reducing or deactivating transketolase, and then dectecting increase in productivity of phosphoribosyl pyrophosphate
07/05/2001WO2001011052A3 Monocellular or multicellular organisms for the production of riboflavin
06/2001
06/06/2001EP0839211B1 Riboflavin-production process by means of micro-organisms with modified isocitratlyase activity
05/2001
05/30/2001CN1066486C Riboflavinover producing strains of bacteria
05/29/2001US6239264 Nucleotide sequences; cloning vectors; transformed host cells; primers for detection
03/2001
03/29/2001DE19937548A1 Ein- oder mehrzellige Organismen zur Herstellung von Riboflavin Mono- or multicellular organisms for the production of riboflavin
03/20/2001CA2034853C Removal of riboflavin from fermentation suspensions
03/14/2001EP1082438A2 Genetic method for producing riboflavin
02/2001
02/20/2001US6190888 Process for making riboflavin glucoside
02/15/2001WO2001011052A2 Monocellular or multicellular organisms for the production of riboflavin
02/07/2001CN1283229A Promoter from ashbya gossypii
10/2000
10/04/2000EP1040193A1 Promoter from ashbya gossypii
05/2000
05/17/2000EP1001026A2 Riboflavinoverproducing strains of bacteria
03/2000
03/09/2000WO2000012748A1 Organisms for the extracellular production of riboflavin
03/09/2000DE19839567A1 Organismen zur extrazellulären Herstellung von Riboflavin Organisms for the extracellular production of riboflavin
03/09/2000CA2341715A1 Organisms for the extracellular production of riboflavin
01/2000
01/27/2000WO1999061623A3 Genetic method for producing riboflavin
01/05/2000EP0969096A1 Method for producing metabolites biologically synthesized via phosphoribosyl pyrophosphate
12/1999
12/29/1999EP0967287A2 Overproduction of riboflavin in yeast
12/02/1999WO1999061623A2 Genetic method for producing riboflavin
12/02/1999DE19823834A1 Genetisches Verfahren zur Herstellung von Riboflavin Genetic procedure for the preparation of riboflavin
11/1999
11/09/1999US5981212 Way of increasing the riboflavin content in spray-dried discharges from riboflavin fermentations
11/03/1999EP0953044A2 Gene for adenylate cyclase and its use
11/02/1999US5976844 Riboflavin-production process by means of micro-organisms with modified isocitratlyase activity
10/1999
10/27/1999EP0951538A2 PARTIAL SEQUENCES OF PURINE BIOSYNTHESIS GENES FROM $i(ASHBYA GOSSYPII) AND THEIR USE IN THE MICROBIAL RIBOFLAVIN SYNTHESIS
10/27/1999CN1232872A Overproduction of riboflavin in yeast
10/23/1999CA2268382A1 Overproduction of riboflavin in yeast
10/06/1999CN1230597A Riboflavin glucoside
09/1999
09/08/1999CN1227870A Genes of purine biosynthesis from ashbya gossypli and use thereof in microbial riboflavin synthesis
08/1999
08/18/1999CN1225944A Unicellular or multicellular organisms for preparing riboflavin
07/1999
07/21/1999EP0930367A2 Uni- or multicellular microorganisms for the production of riboflavin
07/20/1999US5925538 Bacterial strains which overproduce riboflavin
07/08/1999WO1999033993A1 Promoter from ashbya gossypii
07/08/1999CA2315534A1 Promoter from ashbya gossypii
07/07/1999EP0927761A2 Purinebiosynthesis genes from Ashbya possypii and use for the microbial Riboflavinsynthesis
06/1999
06/30/1999EP0926243A2 Riboflavin Glucoside
06/24/1999DE19840709A1 Organism for riboflavin production
06/23/1999CA2256052A1 Genes of purine biosynthesis from ashbya gossypii and the use thereof in microbial riboflavin synthesis
06/22/1999CA2255284A1 Unicellular or multicellular organisms for preparing riboflavin
06/04/1999CA2255099A1 Riboflavin glucoside
05/1999
05/05/1999CN1215756A Technique for solid production of feed compound vitamin B2 by one-step process
12/1998
12/10/1998WO1998029538A3 Gene for adenylate cyclase and its use
11/1998
11/17/1998US5837528 Nucleotide sequence of rib operon and its open reading frames; genetic engineering
11/12/1998WO1998029539A3 Partial sequences of purine biosynthesis genes from ashbya gossypii and their use in the microbial riboflavin synthesis
10/1998
10/13/1998US5821090 Riboflavin-biosynthesis in fungi
09/1998
09/23/1998EP0866129A2 Genomic DNA sequences of Ashbya gossypii and uses thereof
09/16/1998CN1193356A Riboflavin-production process by means of micro-organisms with modified isocitratlyase activity
07/1998
07/09/1998WO1998029539A2 Partial sequences of purine biosynthesis genes from ashbya gossypii and their use in the microbial riboflavin synthesis
07/09/1998WO1998029538A2 Gene for adenylate cyclase and its use
07/09/1998CA2276110A1 Gene for adenylate cyclase and its use
07/09/1998CA2276093A1 Partial sequences of purine biosynthesis genes from ashbya gossypii and their use in the microbial riboflavin synthesis
05/1998
05/06/1998EP0839211A1 Riboflavin-production process by means of micro-organisms with modified isocitratlyase activity
03/1998
03/25/1998CN1177004A Improved riboflavin prodn.
01/1998
01/28/1998EP0821063A2 Improved riboflavin production
08/1997
08/21/1997DE19545468A1 Increasing yield of riboflavin in microbial cultures
07/1997
07/22/1997US5650294 Genes of ashbya and protein galactosidase
04/1997
04/02/1997CN1146781A Riboflavin synthesis in fungi
01/1997
01/30/1997WO1997003208A1 Riboflavin-production process by means of micro-organisms with modified isocitratlyase activity
01/30/1997CA2223877A1 Preparation of riboflavin using microorganisms having an altered isocitrate lyase activity
01/08/1997EP0751995A1 Riboflavin synthesis in fungi
12/1996
12/31/1996US5589355 Process for producing riboflavin
10/1996
10/30/1996CN1033172C Efficient riboflavin production with yeast
09/1996
09/04/1996EP0730034A1 Purification of riboflavin
04/1996
04/04/1996DE19525281C1 Prodn. of riboflavin for e.g. fodder additive
10/1995
10/11/1995CN1029969C Removal of riboflavin fermentation suspensions
10/05/1995WO1995026406A2 Riboflavin synthesis in fungi
10/05/1995DE4420785A1 Riboflavin-Biosynthese in Pilzen Riboflavin biosynthesis in fungi
03/1995
03/07/1995CA1334654C Intermediates for synthesizing bh _and its derivatives
11/1994
11/09/1994EP0365560B1 Riboflavin producing strains of microorganisms, method for selecting, and method for fermentation
08/1994
08/31/1994EP0536192B1 New promoter region
08/02/1994US5334510 Using mutants of Bacillus
06/1994
06/29/1994EP0604060A1 A process for producing riboflavin
06/08/1994CA2110759A1 Process for producing riboflavin
11/1993
11/18/1993EP0569806A2 DNA-compounds and recombinant DNA expression vectors coding for S. cerevisiae riboflavine synthetase activity
07/1993
07/27/1993US5231007 Efficient riboflavin production with yeast
05/1993
05/05/1993EP0539507A1 A fermentation process for riboflavin-producing organisms
04/1993
04/27/1993CA1316857C Riboflavin producing strains of microorganisms, method for selecting, and method for fermentation
03/1993
03/17/1993EP0531708A2 Process for producing riboflavin by fermentation
03/10/1993EP0489029A4 Method for recovery of riboflavin
12/1992
12/08/1992US5169759 Removal of riboflavin from fermentation suspensions
11/1992
11/17/1992US5164303 Method for producing riboflavin with Candida famata
07/1992
07/28/1992CA1305679C Efficient riboflavin production with yeast
06/1992
06/30/1992US5126248 Process for preparation of riboflavin
06/10/1992EP0489029A1 Method for recovery of riboflavin
06/09/1992US5120655 Riboflavin producing strains of microorganisms
06/03/1992EP0487985A2 Process for the enhancement of riboflavin levels in spray-dried riboflavinfermentation extracts
05/1992
05/25/1992CA2056040A1 Way of increasing the riboflavin content in spray-dried discharges from riboflavin fermentations
04/1992
04/07/1992US5103005 Method for recovery of riboflavin
01/1992
01/23/1992WO1992001060A1 A fermentation process for riboflavin-producing organisms
01/09/1992WO1992000379A1 New promoter region
01/02/1992DE4020181A1 Neue promotorregion Last promoter region
08/1991
08/07/1991CN1053612A Removal of riboflavin fermentation suspensions
08/06/1991US5037981 Intermediates for synthesizing BH4 and its derivatives
07/1991
07/31/1991EP0438767A2 Process for the separation of riboflavin from a fermentation suspension
02/1991
02/13/1991CN1049185A Riboflavinoverproducing strains of bacteria
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