Patents for C12P 37 - Preparation of compounds having a 4-thia-1-azabicyclo [3.2.0] heptane ring system, e.g. penicillin (637)
05/1982
05/13/1982WO1982001563A1 Biological and chemical conversion processes in liquid phase-system
05/12/1982EP0051481A1 Process for the preparation of penicillins and penicillin derivatives
04/1982
04/07/1982EP0048999A1 Novel beta-lactam compounds, process for production thereof, and medicines containing them
01/1982
01/26/1982US4312946 Preparation and use of enzymes bound to polyurethane
12/1981
12/22/1981US4307192 Cell-free synthesis of deacetoxycephalosporin C
11/1981
11/04/1981EP0039283A1 Microbiological culture method
08/1981
08/04/1981CA1106300A1 Preparation of biologically active polyurethanes
04/1981
04/01/1981EP0026125A1 Process for steeping corn, products so obtained and their use in the production of penicillin
02/1981
02/10/1981US4250258 Biosynthesis
02/03/1981US4248966 From tripeptides in cephalosporium extract
01/1981
01/20/1981US4246346 Activating the immobilized microorganisms by adding peptone or glucose to the reaction mixture
11/1980
11/26/1980EP0019410A1 Process for the preparation of penicillin derivatives
11/26/1980EP0019409A1 Process for the preparation of penicillin derivatives and compounds so obtained
11/11/1980CA1089383A1 Process for preparing 6-aminopenicillanic acid
10/1980
10/28/1980US4230804 Adsorbed on divinylbenzene-methacrylic acid copolymer, crosslinked with an aldehyde
10/15/1980EP0017176A2 Process for immobilizing enzymatically active preparations
06/1980
06/17/1980US4208481 Biosynthesis
01/1980
01/15/1980US4183787 Circulation of gas/liquid mixtures
12/1979
12/04/1979CA1067395A1 Circulation of gas/liquid mixtures
10/1979
10/09/1979CA1063952A1 Enzymic catalysts, their preparation, and their use in the preparation of 6-aminopenicillanic acid
08/1979
08/28/1979CA1061266A1 Water soluble complex of penicillin acylase bonded to polymer
08/14/1979US4164445 Ethanol as the major source of carbon and energy in penicillin production
07/1979
07/24/1979CA1059050A1 Clavulanic acid from streptomyces clavuligerus
04/1979
04/03/1979CA1051799A1 Antibacterial agents
02/1979
02/27/1979CA1049505A1 Process for the preparation of antibacterial agents
02/27/1979CA1049432A2 Process for the preparation of antibacterial agents
02/27/1979CA1049431A1 ENZYMATIC ACYLATION TO AFFORD .beta.-LACTAM ANTIBIOTICS
11/1978
11/14/1978CA1042600A1 Crosslinked hydrophilic polyurethane foams
09/1978
09/12/1978US4113941 Anion exchange resin
09/12/1978US4113566 Deacylation of penicillins by circulation through immobilized penicillin acylase
06/1978
06/13/1978US4094744 Water-dispersible protein/polyurethane reaction product
05/1978
05/23/1978US4091215 7-D-α-Amino-.alpha.-(p-acetoxyphenyl)acetamido-3-methyl-3-cephem-4-carboxylic acid
02/1978
02/14/1978US4073687 Enzymatic acylation to afford β-lactam antibiotics
10/1977
10/11/1977US4053360 Amoxycillin
03/1977
03/15/1977US4012382 Antibacterial
01/1977
01/04/1977US4001264 6-aminopenicillanic acid
04/1976
04/27/1976US3953291 Immobilized enzymes
1 2 3 4 5 6 7