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