Class 435/831 - Azotobacter

Subclass of Class 435 - Chemistry: molecular biology and microbiology
No. of patents: 29
Last issue date: 07/05/2005

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Number	Title	Issue Date
6913911	Transgenic microbial polyhydroxyalkanoate producers Transgenic microbial strains are provided which contain the genes required for PHA formation integrated on the chromosome. The strains are advantageous in PHA production processes, because (1) no plasmids need to be maintained, generally obviating the required use o...	07/05/2005
6664100	Conversion of organic waste into humic products using multiple aerobic fermentations for soils restoration A method for converting organic solid waste into humic products and the corresponding apparatus, in which a preliminary aerobic fermentation of the organic solid waste is performed, followed by a second aerobic fermentation of the organic waste in the pre...	12/16/2003
6593116	Transgenic microbial polyhydroxyalkanoate producers Transgenic microbial strains are provided which contain the genes required for PHA formation integrated on the chromosome. The strains are advantageous in PHA production processes, because (1) no plasmids need to be maintained, generally obviating the req...	07/15/2003
6225438	Medium chain length PHA copolymer and process for producing same This invention relates to polymer production and in particular to a novel copolymer and a process for microbiologically producing the same. More specifically this invention provides for a poly-3-hydroxyalkanoate (PHA) that includes medium length 3-hydroxy...	05/01/2001
5939289	DNA compounds comprising sequences encoding mannuronan C-5-epimerase DNA compounds encompassing sequences coding for enzymes having mannuronan C-5-epimerase activity are disclosed and a process for the preparation of such enzymes. The genetic sequences and enzymes prepared may be used in the production of alginates having ...	08/17/1999
5559029	Method of dispersing a hydrocarbon using bacteria New protozoan derived microbial consortia and method for their isolation are provided. Consortia and bacteria isolated therefrom are useful for treating wastes such as trichloroethylene and trinitrotoluene. Consortia, bacteria isolated therefrom, and disp...	09/24/1996
5494580	Method of decontamination of a hydrocarbon-polluted environment by the use of bacterial compositions Method of decontamination of a hydrocarbon-polluted environment by the use of bacterial compositions. The method is a process of biological decomposition of the hydrocarbons using, as decontaminating active ingredients, bacterial compositions composed of ...	02/27/1996
5200332	Process for preparation of copolymer Disclosed is a process for the preparation of a copolymer, which comprises propagating cells of a bacterium having a capacity of producing poly-3-hydroxybutyrate mainly at a former stage, synthesizing and accumulating in the cells a copolymer comprising D...	04/06/1993
5133962	Method of controlling coleopteran insects with Bacillus thuringiensis A novel B.t. toxin gene encoding a protein toxic to coleopteran insects has been cloned from a novel coleopteran-active B. thuringiensis microbe. The DNA encoding the B.t. toxin can be used to transform various prokaryotic and eukaryotic microbes to expre...	07/28/1992
5096819	Hyperproduction of poly-ଲ-hydroxybutyrate during exponential growth by mutant strains of Azotobacter vinelandii A mutant strain of Azotobacter vinelandii exhibits hyperproduction of poly-ଲ-hydroxybutyrates during its growth. Poly-ଲ-hydroxybutyrate yield is further enhanced when sugar beet molasses is used as carbon source....	03/17/1992
5059536	Mutant strains of azotobacter vinelandii used for the hyperproduction of poly-ଲ-hydroxybutyrate during exponential growth A mutant strain of Azotobacter vinelandii exhibits hyper-production of poly-ଲ-hydroxybutyrate during its growth....	10/22/1991
5017479	Process for multiplication of polysaccharide-producing microorganisms and use thereof in a polysaccharide production process Process for obtaining a mass of polysaccharide-producing microorganisms, consisting in conducting the growth of the microorganisms in a medium containing an enzyme which hydrolyzes the formed polysaccharide. Application in a process for the production of polys...	05/21/1991
4990449	Compost-containing cartridge for biological regeneration of an aquatic medium A cartridge for biological regeneration of an aquatic medium such as an aquarium is prepared by providing a receptacle containing an organic compost, and having means for allowing passage of water into the receptacle, through the compost and out of the re...	02/05/1991
4877739	Antiammonia azotobacter and the use thereof This invention relates to a group of autogenic antiammonia azotobacter represented by 851 yellow. It can utilize low price starch medium. This culture fluid of azotobacter can be used for manufacturing single cell proteins rich in Se, Zn, VE, V...	10/31/1989
4659670	Biological desulfurization of coal A process for the preparation of microorganisms, ATCC No. 39327 which are capable of reproducible reduction of sulfur, particularly organic sulfur, in coal wherein the novel microorganisms are grown in situ enriched with sulfur compounds and subsequently ...	04/21/1987
4609626	Method for producing S-adenosyl-L-homocysteine hydrolase A method for producing S-adenosyl-L-homocysteine hydrolase, which comprises cultivating a microorganism having the ability to produce S-adenosyl-L-homocysteine hydrolase within its cells in a nutrient medium to accumulate said hydrolase in the cells, said...	09/02/1986
4234688	Polysaccharide producing process using protease and Azotobacter The solution viscosity of a polysaccharide, microbial alginate, produced by culturing strains of Azotobacter vinelandii, is controlled by addition of a protease to the culture broth. The protease can be added during the culture, to obtain a polysaccharide...	11/18/1980
4229544	Living organism packaging A method of packaging, and the package so produced, for maintaining living organisms viable for a long period of time. The living organisms, such as bacteria, fungi, algae, etc., are mixed with a carrier, such as peat. The organism-carrier mixture is then...	10/21/1980
4211846	Processes for the manufacture of D(-)-3-hydroxybutyric acid and D(-)-3-hydroxybutyric acid producing mutants The invention relates to a process of manufacturing D(-)-3-hydroxybutyric acid by breeding microorganisms capable of producing said acid in a nutrient medium containing certain specific carbon source; bacterial strains especially suitable in carrying out ...	07/08/1980
4130461	Continuous process for the production of polysaccharide under phosphate limiting conditions Polysaccharide is produced in high yields by continuous culture of a polysaccharide-producing strain of Azotobacter vinelandii under phosphate-limited conditions, preferably with restricted oxygen uptake....	12/19/1978
4110162	Production of a polysaccharide under carbon limiting conditions Polysaccharide is produced in good yields with good control by continuous culture of a polysaccharide-producing strain of Azotobacter vinelandii under carbon-limited conditions, preferably with restricted oxygen uptake, with the advantage that the effluen...	08/29/1978
4101533	Cyclic carbonic acid esters as solvents for poly-(ଲ-hydroxybutyric acid The use of cyclic carbonic acid esters of the formula: ##STR1## wherein R1, R2, R3 and R4, which may be the same or different, are hydrogen or alkyl with 1 to 6 C-atoms, as a solvent for racemic or opticall...	07/18/1978
4101378	Process for the microbiological oxidation of steroids The improvement in a process for the production of 17-hydroxyandrosta-1,4-dien-3-one and androsta-1,4-diene-3,17-dione by the microbiological oxidation of a sterol, its 4-en-3-one derivative or its 1,4-dien-3-one derivative, which comprises adding to the ...	07/18/1978
4057469	Process for the microbiological oxidation of steroids The improvement in a process for the production of 17-hydroxyandrosta-1,4-dien-3-one and androsta-1,4-diene-3,17-dione by the microbiological oxidation of a sterol, its 4-en-3-one derivative or its 1,4-dien-3-one derivative, which comprises adding to the ...	11/08/1977
3988205	Optically active cyclohexane derivatives A process for fermentatively hydrogenating and reducing ketoisophorone to produce optically active [4R,6R]-4-hydroxy-2,6,6-trimethyl-cyclohexanone useful as an intermediate in the production of optically active carotenoids and intermediates in the product...	10/26/1976
3988313	Process for the production of fermentation polysaccharides having a non-fibrous structure Polysaccharides produced by fermentation are obtained in a non-fibrous form by washing the product produced by precipitation from the fermentation medium with an aqueous organic liquid in which the proportion of organic liquid is high enough to give a was...	10/26/1976
3979303	Oil well drilling fluid A drilling fluid containing a novel heteropolysaccharide, Heteropolysaccharide S-7. A method for the drilling of oil wells, gas wells and the like which involves the circulation of the above drilling fluid within the well bore....	09/07/1976
3960832	Polysaccharide and bacterial fermentation process for its preparation A process for producing a novel heteropolysaccharide by a bacterial fermentation in which a new bacteria is incubated in a final fermentation medium containing a suitable carbohydrate source, a source of magnesium ions, a source of phosphorus and nitrogen...	06/01/1976
3933592	Method of detecting living microorganisms The presence or absence of living microorganisms is determined by treating a sample containing said microorganisms with an adenosine triphosphate reactive mixture containing luciferin, luciferase and a cation in the presence of oxygen and measuring the li...	01/20/1976

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Class 435/831 - Azotobacter