Patents by Inventor Ulrich Kettling
Ulrich Kettling has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9637434Abstract: The invention relates to a method for obtaining ethanol from a carbohydrate-containing raw substrate wherein the ethanol that is produced is separated during fermentation using a carrier gas. The invention further relates to the adsorption of the ethanol from the gas phase to an adsorber, the desorption of the ethanol during a subsequent process step, and to the further concentration of the ethanol.Type: GrantFiled: December 8, 2010Date of Patent: May 2, 2017Assignee: SUD-CHEMIE IP GMBH & CO. KGInventors: Michael Zavrel, Michael Kraus, Sandra Hofmann, Ulrich Kettling, Andre Koltermann, Christian Ott, Zdravko Dragovic
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Publication number: 20160312177Abstract: The invention provides a microbial eukaryotic cell capable of utilizing C5 sugars, in particular xylose. Another objective of the invention is to provide an improved protein sequence to enable eukaryotic cells to degrade C5 sugars. The present invention thus provides protein comprising an amino acid sequence having at least 75% identity, preferably 80% identity, most preferably 90% identity, most highly preferably 95% identity to SEQ ID NO. 2 or SEQ ID NO. 8 and having xylose-isomerase activity in a eukaryotic cell.Type: ApplicationFiled: July 12, 2016Publication date: October 27, 2016Inventors: Zdravko DRAGOVIC, Christian Gamauf, Christoph Reisinger, Ulrich Kettling
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Patent number: 9458443Abstract: The invention discloses cellulase enzymes with optimized properties for processing of cellulose- and lignocellulose-containing substrates. In particular, cellobiohydrolase enzymes with preferred characteristics are disclosed. The present invention provides fusion, insertion, deletion and/or substitution variants of such enzymes. Enzyme variants have enhanced thermostability, proteolytic stability, specific activity and/or stability at extreme pH. Nucleic acid molecules encoding said enzymes, a composition comprising said enzymes, a method for preparation, and the use for cellulose processing and/or for the production of biofuels are disclosed.Type: GrantFiled: February 11, 2011Date of Patent: October 4, 2016Assignee: SUD-CHEMIE IP GMBH & CO. KGInventors: Ulrich Kettling, Christoph Reisinger, Thomas Brück, Andre Koltermann, Jochen Gerlach, Isabel Unterstrasser, Lutz Röcher, Markus Rarbach, Jörg Claren, Andreas Kohl, Jan Carsten Pieck, Dominik Schlosser
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Patent number: 9446344Abstract: The invention describes a method for enriching at least one component from a gaseous mixture of substances, comprising the steps of (i) contacting a flow of a first gaseous mixture of substances which contains at least one component to be enriched, with a composite material at a first pressure p1 such that the at least one component to be enriched is adsorbed to the composite material and a charged composite material is obtained, said composite material comprising (a) a porous matrix of a fluorine-containing polymer having a percentage of tetrafluoroethylene monomer units of at least 95 mol % based on the total number of monomer units and (b) zeolite particles which are embedded in the matrix and around which matrix filaments extend; (ii) disrupting the flow of the gaseous mixture of substances and (iii) desorbing the at least one component to be enriched from the charged composite material by reducing the pressure to a pressure p2, with p1?p2?200 mbar, such that a second gaseous mixture of substances is prodType: GrantFiled: June 1, 2012Date of Patent: September 20, 2016Assignee: CLARIANT PRODUKTE (DEUTSCHLAND) GMBHInventors: Achim Koch, Michael Zavrel, Christoph Kröhnke, Ulrich Kettling
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Patent number: 9273295Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.Type: GrantFiled: September 14, 2011Date of Patent: March 1, 2016Assignee: DUPONT NUTRITION BIOSCIENCES APSInventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
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Publication number: 20150218594Abstract: Provided are enzymatic processes for the production of chemicals like ethanol from carbon sources like glucose, in particular, a process for the production of a target chemical is disclosed using a cell-free enzyme system that converts carbohydrate sources to the intermediate pyruvate and subsequently the intermediate pyruvate to the target chemical wherein a minimized number of enzymes and only one cofactor is employed.Type: ApplicationFiled: August 20, 2013Publication date: August 6, 2015Applicant: CLARIANT PRODUKTE (DEUTSCHLAND) GMBHInventors: Michael Kraus, André Koltermann, Ulrich Kettling, Daniel Garbe, Thomas Brueck, Jan-Karl Guterl, Volker Sieber
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Patent number: 9005936Abstract: The invention is directed to a liquefied sugar beet and/or sugar cane biomass material as well as production methods and uses thereof. The liquefied biomass is storage stable and can be used for the production of a product resulting from fermentation.Type: GrantFiled: May 21, 2010Date of Patent: April 14, 2015Assignee: Süd-Chemie IP GmbH & Co. KGInventors: Andre Koltermann, Markus Rarbach, Thomas Bruck, Jochen Gerlach, Isabel Unterstrasser, Andreas Kohl, Zdravko Dragovic, Ulrich Kettling
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Publication number: 20140377813Abstract: The invention provides a microbial eukaryotic cell capable of utilizing C5 sugars, in particular xylose. Another objective of the invention is to provide an improved protein sequence to enable eukaryotic cells to degrade C5 sugars. The present invention thus provides protein comprising an amino acid sequence having at least 75% identity, preferably 80% identity, most preferably 90% identity, most highly preferably 95% identity to SEQ ID NO. 2 or SEQ ID NO. 8 and having xylose-isomerase activity in a eukaryotic cell.Type: ApplicationFiled: February 7, 2013Publication date: December 25, 2014Inventors: Zdravko Dragovic, Christian Gamauf, Christoph Reisinger, Ulrich Kettling
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Publication number: 20140326138Abstract: The invention describes a method for enriching at least one component from a gaseous mixture of substances, comprising the steps of (i) contacting a flow of a first gaseous mixture of substances which contains at least one component to be enriched, with a composite material at a first pressure p1 such that the at least one component to be enriched is adsorbed to the composite material and a charged composite material is obtained, said composite material comprising (a) a porous matrix of a fluorine-containing polymer having a percentage of tetrafluoroethylene monomer units of at least 95 mol % based on the total number of monomer units and (b) zeolite particles which are embedded in the matrix and around which matrix filaments extend; (ii) disrupting the flow of the gaseous mixture of substances and (iii) desorbing the at least one component to be enriched from the charged composite material by reducing the pressure to a pressure p2, with p1?p2?200 mbar, such that a second gaseous mixture of substances is prodType: ApplicationFiled: June 1, 2012Publication date: November 6, 2014Applicant: CLARIANT PRODUKTE (DEUTSCHLAND) GMBHInventors: Achim Koch, Michael Zavrel, Christoph Kröhnke, Ulrich Kettling
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Patent number: 8859247Abstract: An enzymatic process is described for the production of chemicals from carbon sources. In particular, according to one aspect, a process for the production of a target organic compound from a carbon source by a cell-free enzyme system is disclosed.Type: GrantFiled: December 28, 2009Date of Patent: October 14, 2014Assignee: Süd-Chemie IP GmbH & Co. KGInventors: Andre Koltermann, Ulrich Kettling, Volker Sieber
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Patent number: 8679795Abstract: The present invention relates to polypeptides having xylanase activity and nucleic acid sequences encoding such polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the nucleic acid constructs as well as methods for producing and using the polypeptides. One specific application of the xylanase is the selective hydrolysis of pentose sugar components of hemicellulose-containing plant biomass. The nucleotide sequence may be used for the production of the xylanase or optimized mutants thereof.Type: GrantFiled: December 15, 2010Date of Patent: March 25, 2014Assignee: Sud-Chemie IP GmbH & Co. KGInventors: Andreas Kohl, Isabel Unterstrasser, Markus Rarbach, Andre Koltermann, Christoph Reisinger, Thomas Brück, Ulrich Kettling, Gudmundur O. Hreggvidsson, Olafur H. Fridjonsson
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Patent number: 8524471Abstract: The invention concerns a method for the enzymatic treatment of raw polymeric feedstock comprising the following steps: (a) preferably separation of soluble components from the raw polymeric feedstock, (b) treating the raw polymeric feedstock with an enzyme system in order to liberate defined soluble monomeric or oligomeric building blocks from the insoluble raw polymeric feedstock; and (c) separating the defined monomeric or oligomeric building blocks produced in step b) from the remainder of the raw polymeric feedstock. Preferably, the enzyme system used in step b) contains not more than 50%, preferably not more than 20%, more preferably not more than 10%, more preferably not more than 5%, more preferably not more than 2%, more preferably not more than 1% of other enzyme activities apart from the enzyme activity resulting in liberation of said defined monomeric or oligomeric building blocks from the raw polymeric feedstock according to step b).Type: GrantFiled: June 12, 2008Date of Patent: September 3, 2013Assignee: Sud-Chemie IP GmbH & Co. KGInventors: Andre Koltermann, Ulrich Kettling, Thomas Bruck, Markus Rarbach
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Publication number: 20130136825Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.Type: ApplicationFiled: September 14, 2011Publication date: May 30, 2013Applicant: DUPONT NUTRITION BIOSCIENCES APSInventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
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Publication number: 20130123115Abstract: The invention discloses cellulase enzymes with optimized properties for processing of cellulose- and lignocellulose-containing substrates. In particular, cellobiohydrolase enzymes with preferred characteristics are disclosed. The present invention provides fusion, insertion, deletion and/or substitution variants of such enzymes. Enzyme variants have enhanced thermostability, proteolytic stability, specific activity and/or stability at extreme pH. Nucleic acid molecules encoding said enzymes, a composition comprising said enzymes, a method for preparation, and the use for cellulose processing and/or for the production of biofuels are disclosed.Type: ApplicationFiled: February 11, 2011Publication date: May 16, 2013Applicant: SUD-CHEMIE IP GMBH & CO. KGInventors: Ulrich Kettling, Christoph Reisinger, Thomas Brück, Andre Koltermann, Jochen Gerlach, Isabel Unterstrasser, Lutz Röcher, Markus Rarbach, Jörg Claren, Andreas Kohl, Jan Carsten Pieck, Dominik Schlosser
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Publication number: 20130109062Abstract: The present invention relates to polypeptides having xylanase activity and nucleic acid sequences encoding such polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the nucleic acid constructs as well as methods for producing and using the polypeptides. One specific application of the xylanase is the selective hydrolysis of pentose sugar components of hemicellulose-containing plant biomass. The nucleotide sequence may be used for the production of the xylanase or optimized mutants thereof.Type: ApplicationFiled: December 15, 2010Publication date: May 2, 2013Applicant: SÜD-CHEMIE AGInventors: Andreas Kohl, Isabel Unterstrasser, Markus Rarbach, Andre Koltermann, Christoph Reisinger, Thomas Brück, Ulrich Kettling, Gudmundur O. Hreggvidsson, Olafur H. Fridjonsson
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Publication number: 20130095543Abstract: The invention relates to a method for obtaining ethanol from a carbohydrate-containing raw substrate wherein the ethanol that is produced is separated during fermentation using a carrier gas. The invention further relates to the adsorption of the ethanol from the gas phase to an adsorber, the desorption of the ethanol during a subsequent process step, and to the further concentration of the ethanol.Type: ApplicationFiled: December 8, 2010Publication date: April 18, 2013Applicant: SUD-CHEMIE AGInventors: Michael Zavrel, Michael Kraus, Sandra Hofmann, Ulrich Kettling, Andre Koltermann, Christian Ott, Zdravko Dragovic
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Publication number: 20120301578Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.Type: ApplicationFiled: September 14, 2011Publication date: November 29, 2012Inventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann
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Publication number: 20120135475Abstract: The invention is directed to a liquefied sugar beet and/or sugar cane biomass material as well as production methods and uses thereof. The liquefied biomass is storage stable and can be used for the production of a product resulting from fermentation.Type: ApplicationFiled: May 21, 2010Publication date: May 31, 2012Applicant: SUD-CHEMIE AGInventors: Andre Koltermann, Markus Rarbach, Thomas Bruck, Jochen Gerlach, Isabel Unterstrasser, Andreas Kohl, Zdravko Dragovic, Ulrich Kettling
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Patent number: 8143046Abstract: The present invention relates to variant phytase enzymes having altered properties.Type: GrantFiled: February 6, 2008Date of Patent: March 27, 2012Assignee: Danisco US Inc., Genencor DivisionInventors: Marguerite A. Cervin, Oliver Kensch, Ulrich Kettling, Steven S. Kim, Birgitta Leuthner, Andrei Miasnikov, Michael Ward, Klaus Pellengahr
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Patent number: 8143045Abstract: The present invention relates to enzymes and processes. In particular, there is described an isolated polypeptide comprising the amino acid sequence corresponding to Citrobacter freundii phytase or a homologue, a modified form, a functional equivalent or an effective fragment thereof. There is also described a host cell transformed or transfected with a nucleic acid encoding a bacterial phytase enzyme or a modified form as well as the use of such a phytase or modified form in food or animal feed.Type: GrantFiled: April 3, 2007Date of Patent: March 27, 2012Assignee: Danisco A/SInventors: Andrei Miasnikov, Vijay Kumar, Oliver Kensch, Klaus Pellangahr, Birgitta Leuthner, Ulrich Kettling, Andre Koltermann