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