Patents for C12P 13 - Preparation of nitrogen-containing organic compounds (13,813)
06/1983
06/14/1983US4388405 Method for producing L-histidine by fermentation
06/09/1983WO1983001952A1 Physiologically active substance and process for its preparation
06/08/1983EP0080827A2 Method for biotechnologically preparing (S)-(-)-alpha-cyano-3-phenoxybenzyl alcohol
06/08/1983EP0080695A1 Physiologically active substance FA-5859, its derivative; their production and antidiabetic agents containing said compounds
06/01/1983EP0080378A2 L-tryptophan-producing microorganisms
05/1983
05/26/1983WO1983001784A1 Process for biologically producing amide
05/24/1983CA1146889A1 PROCESS FOR PREPARING CARBAMYL DERIVATIVES OF .alpha.-HYDROXY ACIDS AND THE CORRESPONDING .alpha.-HYDROXY ACIDS
05/17/1983US4384136 Process for recovering amino acids from protein hydrolysates
05/10/1983US4383039 L-Proline production from algae
05/10/1983US4383038 Process for the preparation of L-proline by cultivating algae
04/1983
04/27/1983EP0077548A2 Plasmid
04/26/1983CA1145280A1 Triazene compound, production and use thereof
04/20/1983EP0077196A2 Aromatic amino acid-producing microorganisms
04/19/1983CA1144883A1 Process for producing n-acyl-d-phenylalanine ester
04/14/1983WO1983001180A1 Thermophilic denitrification of tobacco
04/13/1983EP0076642A1 Thermophilic denitrification of tobacco
04/13/1983EP0076606A1 Biochemical process
04/13/1983EP0076516A2 Method for fermentative production of L-proline
03/1983
03/16/1983EP0074123A2 A process for producing a single cell protein material (SCP), SCP and biologically pure culture of yeast
03/16/1983EP0073993A2 Optically pure alpha-aminophenylacetic acid derivatives, process for their preparation and their use in the preparation of medicines
03/16/1983EP0028251B1 Process for producing n-acyl-d-phenylalanine ester
03/08/1983US4376164 Process for preparing broad host range small plasmid rings as cloning vehicles
02/1983
02/15/1983US4374200 Broad host range small plasmid rings as cloning vehicles
02/09/1983EP0071023A2 Method for producing L-isoleucine by fermentation
02/09/1983EP0023214B1 Preparation process of optically active alpha-aminated acids by biological hydrolysis of nitriles and products obtained thereby
02/01/1983US4371618 Process for enzymatically producing L-carnitine
02/01/1983US4371615 Escherichia, mutants, cultures
02/01/1983US4371614 E.Coli bacteria carrying recombinant plasmids and their use in the fermentative production of L-tryptophan
01/1983
01/19/1983EP0069869A1 A membrane and an arrangement for the removal of a substance from a solution
01/18/1983CA1139697A1 PROCESS FOR THE CONTINUOUS ENZYMATIC CONVERSION OF WATER-SOLUBLE AND .alpha.-KETOCARBOXYLIC ACIDS INTO THE CORRESPONDING AMINO ACIDS
01/12/1983EP0069697A2 Preparation and use of plasmids containing the genes for biosynthesis of L-prolin
01/11/1983US4368266 Method for producing L-glutamic acid by fermentation
01/05/1983EP0068497A1 Novel phosphorus-containing compounds and process for producing the same
01/05/1983EP0068486A2 Novel amidohydrolase
12/1982
12/28/1982US4366250 Preparation process of optically active α-aminated acids by biological hydrolysis of nitriles
12/14/1982US4363875 Process for producing L-tryptophan, and a pure culture of a microorganism strain used in said process
12/08/1982EP0066129A2 Method for producing L-threonine by fermentation
11/1982
11/23/1982US4360594 Process for producing L-tryptophan or derivatives thereof using microorganisms
11/16/1982CA1135718A1 PROCESS AND INSTALLATION FOR THE RECOVERY OR .alpha.-HYDROXY-AND .alpha.-AMINO-CARBOXYLIC ACIDS FROM SUGAR-CONTAINING MEDIA
10/1982
10/27/1982EP0063456A1 Pseudo-aminosugars, their production and use
10/14/1982EP0059182A4 A process for isolating aminoacylase enzyme from a mammal kidney extract.
09/1982
09/14/1982US4349627 Process for producing L-tryptophan or derivatives thereof using a microorganism
09/08/1982EP0059182A1 A process for isolating aminoacylase enzyme from a mammal kidney extract.
08/1982
08/31/1982US4347318 Method for producing L-threonine by fermentation
08/31/1982US4347317 Brevibacterium or corynebacterium mutants
08/24/1982US4346170 Escherichia
08/24/1982US4346169 Method for production of L-arginine by fermentation
08/18/1982EP0057942A2 Cysteine delivery system
08/10/1982US4343900 Process for the production of acrylamide using microorganism
08/10/1982US4343899 Process for producing stable aqueous solution of acrylamide or methacrylamide
07/1982
07/27/1982CA1128443A1 Process for the preparation of l-tryptophan by enzyme
06/1982
06/30/1982EP0054897A2 Process for the enzymatic preparation of L-2-amino-4-methyl-phosphino-butyric acid
06/23/1982EP0054311A2 Process for producing L-glutamic acid
06/15/1982US4335210 Method of producing L-cysteine
06/15/1982US4335209 From indole and serine
06/08/1982US4334020 Method of producing L-glutamic acid by fermentation
06/01/1982US4332905 Process for preparing carbamyl derivatives of α-hydroxy acids and the corresponding α-hydroxy acids
05/1982
05/19/1982EP0052005A1 Macrolide antibiotics
05/12/1982EP0051234A1 A process for the production of a 2-azetidinone derivative
05/11/1982US4329427 Brevibacterium culture
04/1982
04/27/1982CA1122552A1 Enzymic microbiological process for producing optically active aminoacids starting from hydanthoins and/or racemic carbamoyl derivatives
04/20/1982US4326029 Process for production of L-aspartic acid
03/1982
03/23/1982US4321325 Process for producing L-threonine
03/04/1982WO1982000662A1 Process for obtaining carbohydrates from vegetal material and industrial uses for said carbohydrates
02/1982
02/24/1982EP0046186A2 Method of preparing D-N-carbamoyl-alpha-amino acids, and microorganisms therefor
02/04/1982WO1982000253A1 Immobilized aminoacylase enzyme preparations,a process for the preparation thereof,and a process for the isolation of aminoacylase enzyme from the kidneys of mammals
01/1982
01/26/1982US4312948 Agrobacterium culture
01/06/1982EP0043211A2 Process for preparing optically active tryptophanes
12/1981
12/22/1981CA1114762A1 Molecular transformation procedure
12/16/1981EP0041767A2 Improved vectors and methods for making such vectors and for expressing cloned genes
12/08/1981US4304858 Using a membrane-retainable coenzyme compsising a nicotinamide-adenine-dinucleotide-modified polyoxyethylene
12/08/1981US4304856 Culturing streptomyces
12/08/1981CA1113871A1 Enzymic complexes adapted to convert racemic hydantoins into optically active aminoacids, and their applications
12/01/1981CA1113411A1 Physiologically active substance esterastin and production thereof
11/1981
11/18/1981EP0039743A2 Broad host range recombinant plasmid rings as cloning vehicle, and their production
10/1981
10/27/1981US4297096 Alkyl, alkenyl, and aryl substituted triazene compounds, their salts and production thereof
09/1981
09/09/1981EP0035121A2 Process for preparing pearl-shaped biocatalysts comprising an extremely sensitive enzymatically active substance
09/08/1981US4288619 As calcium salts, ion exchange resin
08/1981
08/25/1981US4286060 Biosynthesis in a medium containing pentose and hexose monosaccharides
08/05/1981EP0032987A1 Thermophilic aspartase, processes for producing, culture used, and L-aspartic acid preparation process using the same
08/04/1981CA1106303A2 Cyclosporin c from tolypocladium or cylindrocarbon
07/1981
07/21/1981US4280001 Antibiotic l 13365 produced by actinoplanes
07/14/1981US4278765 Method for preparing strains which produce aminoacids
07/08/1981EP0031527A2 Process for the preparation of enzymatically obtained oligomer of L-amino acid, and uses
06/1981
06/30/1981US4276380 Production of L-amino acids
06/30/1981US4276286 Administering antibiotic multhiomycin
06/24/1981EP0030727A2 Method for producing L-valine by fermentation and method for producing a new microorganism of the genus Escherichia
06/23/1981US4275157 Method for the production of L-lysine
06/17/1981EP0030391A2 Method for producing L-glutamic acid by fermentation and a method for producing a new microorganism
06/16/1981US4273571 Organic chemical compound, microbiological process for its preparation, and its use as a herbicide
06/02/1981US4271269 Regeneration of an enzyme immobilizate
06/02/1981US4271267 Preparation of L-trytophan by fermentation
05/1981
05/13/1981EP0028251A1 Process for producing n-acyl-d-phenylalanine ester.
04/1981
04/14/1981US4262092 Resolution of racemic mixture with proteolytic enzyme
04/07/1981US4260684 Stereoselective resolution of phenylglycine derivatives and 4-hydroxyphenylglycine derivatives with enzyme resins
03/1981
03/31/1981US4259441 Process for resolving D, L-leucine
03/27/1981EP0028251A4 Process for producing n-acyl-d-phenylalanine ester.
03/10/1981CA1097240A1 Process for production of l-serine
02/1981
02/17/1981US4251631 Enzymes crosslink with each other after being adsorbed onto vinyl chloride polymer membrane embedded with silica
02/04/1981EP0023346A2 Process for the continuous enzymatic transformation of water-soluble alpha-keto carbonic acids into the corresponding amino acids