Patents by Inventor Volker Landschütze
Volker Landschütze 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: 9670290Abstract: Functionalized alternan polysaccharide, comprising nitrogen groups or permanently positively charged nitrogen groups that can be protonated as functional groups and can be described by the following formula, for instance: (I) wherein R1 is a hydrocarbon group with 1 to about 100 carbon atoms, that may comprise one or more heteroatoms, R2 and R3 are each a hydrogen or a hydrocarbon group with 1 to about 20 carbon atoms that can comprise one or more heteroatoms, wherein R2 and R3 can be the same or different, or R2 and R3 form a 4-8 membered heterocyclic ring together with the nitrogen to which they are bound; Wherein said ring can be condensed with one or more additional isocyclic or heterocyclic rings, wherein the nitrogen can be bound to one of the R2 or R3 groups by way of a double bond and then bears a positive charge, wherein the nitrogen in Formula (I) is optionally protonated, and wherein the residues R1, R2 and R3 can be selected independently from each other in multiple —R1NR2R3 groups.Type: GrantFiled: August 23, 2013Date of Patent: June 6, 2017Assignee: Croda International PLCInventors: Volker Landschütze, Sylvia Radosta, Waltraud Vorwerg
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Patent number: 9562112Abstract: Functionalized alternan, comprising carboxy groups as functional groups, wherein the alternan can be described by the following formula (I) Alternan (I) wherein R1 is a hydrocarbon group with 1 to about 100 carbon atoms, optionally featuring one or more heteroatoms, wherein the oxygen between “Alternan” and R1 in Formula (I) is an oxygen of an ether group, as well as the procedures for producing such a functionalized alternan in a aqueous medium or using an alcohol or an alcohol-water mixture as a reaction medium, and the use of this functionalized alternan.Type: GrantFiled: August 23, 2013Date of Patent: February 7, 2017Assignee: CRODA INTERNATIONAL PLCInventors: Volker Landschütze, Sylvia Radosta, Waltraud Vorwerg
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Publication number: 20150239995Abstract: Functionalized alternan, comprising carboxy groups as functional groups, wherein the alternan can be described by the following formula (I) Alternan (I) wherein R1 is a hydrocarbon group with 1 to about 100 carbon atoms, optionally featuring one or more heteroatoms, wherein the oxygen between “Alternan” and R1 in Formula (I) is an oxygen of an ether group, as well as the procedures for producing such a functionalized alternan in a aqueous medium or using an alcohol or an alcohol-water mixture as a reaction medium, and the use of this functionalized alternan.Type: ApplicationFiled: August 23, 2013Publication date: August 27, 2015Applicant: CRODA INTERNATIONAL PLCInventors: Volker Landschütze, Sylvia Radosta, Waltraud Vorwerg
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Publication number: 20150203598Abstract: Functionalized alternan polysaccharide, comprising nitrogen groups or permanently positively charged nitrogen groups that can be protonated as functional groups and can be described by the following formula, for instance: (I) wherein R1 is a hydrocarbon group with 1 to about 100 carbon atoms, that may comprise one or more heteroatoms, R2 and R3 are each a hydrogen or a hydrocarbon group with 1 to about 20 carbon atoms that can comprise one or more heteroatoms, wherein R2 and R3 can be the same or different, or R2 and R3 form a 4-8 membered heterocyclic ring together with the nitrogen to which they are bound; Wherein said ring can be condensed with one or more additional isocyclic or heterocyclic rings, wherein the nitrogen can be bound to one of the R2 or R3 groups by way of a double bond and then bears a positive charge, wherein the nitrogen in Formula (I) is optionally protonated, and wherein the residues R1, R2 and R3 can be selected independently from each other in multiple —R1NR2R3 groups.Type: ApplicationFiled: August 23, 2013Publication date: July 23, 2015Applicant: CRODA INTERNATIONAL PLCInventors: Volker Landschütze, Sylvia Radosta, Waltraud Vorwerg
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Patent number: 8067670Abstract: The present invention relates to genetically modified plant cells and plants in which the genetic modification leads to a reduction in GBSSI, SSIII and BEI activity in comparison to the activity in corresponding wild type plant cells or wild type plants. Furthermore, the present invention relates to methods for the production of such plant cells and plants. The present invention also relates to the starch produced by the plant cells of the invention or plants of the invention, as well as to methods for the production of this starch and derivatised starch.Type: GrantFiled: June 20, 2005Date of Patent: November 29, 2011Assignee: Bayer CropScience AGInventors: Volker Landschuetze, Jens Pilling, Stephan Soyka
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Patent number: 8017832Abstract: The present invention relates to a plant cell which is genetically modified, the genetic modification leading to the reduction of the activity of one or more SSIII proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEI proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEII proteins which occur endogenously in the plant cell in comparison with corresponding plant cells, of wild-type plants, which have not been genetically modified. Further aspects of the invention relate to plants containing such plant cells, to a method for generating the plant cells and plants, and to the starch obtainable from them.Type: GrantFiled: February 26, 2010Date of Patent: September 13, 2011Assignee: Bayer Cropscience AGInventors: Michaela Hoehne, Claus Frohberg, Volker Landschuetze
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Patent number: 7842853Abstract: Transgenic plant cells and plants are described which synthesise a starch which is modified in comparison with corresponding wild type plant cells and plants. The plant cells and plants described show a reduced activity of R1, BEI and BEII proteins. Furthermore, modified starches as well as methods for their production are described.Type: GrantFiled: September 25, 2006Date of Patent: November 30, 2010Assignee: Bayer Cropscience AGInventors: Ursula Uwer, Claus Frohberg, Jens Pilling, Volker Landschütze
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Publication number: 20100292461Abstract: The present invention relates to a plant cell which is genetically modified, the genetic modification leading to the reduction of the activity of one or more SSIII proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEI proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEII proteins which occur endogenously in the plant cell in comparison with corresponding plant cells, of wild-type plants, which have not been genetically modified. Further aspects of the invention relate to plants containing such plant cells, to a method for generating the plant cells and plants, and to the starch obtainable from them.Type: ApplicationFiled: February 26, 2010Publication date: November 18, 2010Applicant: BAYER CROPSCIENCE AGInventors: Michaela Hoehne, Claus Frohberg, Volker Landschuetze
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Patent number: 7714186Abstract: The present invention relates to a plant cell which is genetically modified, the genetic modification leading to the reduction of the activity of one or more SSIII proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEI proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEII proteins which occur endogenously in the plant cell in comparison with corresponding plant cells, of wild-type plants, which have not been genetically modified. Further aspects of the invention relate to plants containing such plant cells, to a method for generating the plant cells and plants, and to the starch obtainable from them.Type: GrantFiled: December 19, 2003Date of Patent: May 11, 2010Assignee: Bayer Cropscience AGInventors: Michaela Hoehne, Claus Frohberg, Volker Landschuetze
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Patent number: 7608708Abstract: The present invention relates to monocotyledon plant cells and plants which are genetically modified, wherein the genetic modification consists of the introduction of an extraneous nucleic acid molecule which codes for a protein with the biological activity of an R1 protein. The present invention further relates to means and methods for the production thereof. Plant cells and plants of this type synthesise a modified starch, which is characterised in that it has an increased phosphate content and/or a modified phosphorylation pattern and/or an increased final viscosity in an RVA profile and/or a reduced peak temperature in DSC analysis and/or an increased gel strength in the texture analysis compared with starch from corresponding non-genetically modified monocotyledon plants. Therefore, the present invention also relates to the starch which is synthesised from the plant cells and plants according to the invention, and to methods of producing said starch.Type: GrantFiled: October 24, 2006Date of Patent: October 27, 2009Assignee: Bayer CropScience AGInventors: Gabi Schewe, Petra Knies, Simone Franceska Amati, Horst Lörz, Dirk Becker, Volker Landschütze, Jens Pilling
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Publication number: 20080251225Abstract: The present invention relates to genetically modified plant cells and plants in which the genetic modification leads to a reduction in GBSSI, SSIII and BEI activity in comparison to the activity in corresponding wild type plant cells or wild type plants. Furthermore, the present invention relates to methods for the production of such plant cells and plants. The present invention also relates to the starch produced by the plant cells of the invention or plants of the invention, as well as to methods for the production of this starch and derivatised starch.Type: ApplicationFiled: June 20, 2005Publication date: October 16, 2008Applicant: Bayer CropScience GmbHInventors: Volker Landschuetze, Jens Pilling, Stephan Soyka
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Patent number: 7385104Abstract: The present invention relates to recombinant nucleic acid molecules which contain two or more nucleotide sequences which encode enzymes which participate in the starch metabolism, methods for generating transgenic plant cells and plants which synthesize starch which is modified with regard to its phosphate content and its side-chain structure. The present invention furthermore relates to vectors and host cells which contain the nucleic acid molecules according to the invention, the plant cells and plants which originate from the methods according to the invention, to the starch synthesized by the plant cells and plants according to the invention, and to processes for the preparation of this starch.Type: GrantFiled: October 17, 2006Date of Patent: June 10, 2008Assignee: Bayer CropScience AGInventor: Volker Landschütze
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Patent number: 7247769Abstract: The present invention relates to recombinant nucleic acid molecules which contain two or more nucleotide sequences which encode enzymes which participate in the starch metabolism, methods for generating transgenic plant cells and plants which synthesize starch which is modified with regard to its phosphate content and its side-chain structure. The present invention furthermore relates to vectors and host cells which contain the nucleic acid molecules according to the invention, the plant cells and plants which originate from the methods according to the invention, to the starch synthesized by the plant cells and plants according to the invention, and to processes for the preparation of this starch.Type: GrantFiled: April 28, 2003Date of Patent: July 24, 2007Assignee: Bayer CropScience GmbHInventor: Volker Landschütze
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Patent number: 7217816Abstract: The present invention relates to monocotyledon plant cells and plants which are genetically modified, wherein the genetic modification consists of the introduction of an extraneous nucleic acid molecule which codes for a protein with the biological activity of an R1 protein. The present invention further relates to means and methods for the production thereof. Plant cells and plants of this type synthesise a modified starch, which is characterised in that it has an increased phosphate content and/or a modified phoshorylation pattern and/or an increased final viscosity in an RVA profile and/or a reduced peak temperature in DSC analysis and/or an increased gel strength in the texture analysis compared with starch from corresponding non-genetically modified monocotyledon plants. Therefore, the present invention also relates to the starch which is synthesised from the plant cells and plants according to the invention, and to methods of producing said starch.Type: GrantFiled: March 5, 2004Date of Patent: May 15, 2007Assignee: Aventis Cropscience GmbHInventors: Gabi Schewe, Petra Knies, Simone Franceska Amati, Horst Lörz, Dirk Becker, Volker Landschütze, Jens Pilling
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Patent number: 7112718Abstract: Transgenic plant cells and plants are described which synthesize a starch which is modified in comparison with corresponding wild type plant cells and plants. The plant cells and plants described show a reduced activity of R1, BEI and BEII proteins. Furthermore, modified starches as well as methods for their production are described.Type: GrantFiled: June 11, 2002Date of Patent: September 26, 2006Inventors: Ursula Uwer, Claus Frohberg, Jens Pilling, Volker Landschütze
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Publication number: 20060130181Abstract: The present invention relates to a plant cell which is genetically modified, the genetic modification leading to the reduction of the activity of one or more SSIII proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEI proteins which occur endogenously in the plant cell and to the reduction of the activity of one or more BEII proteins which occur endogenously in the plant cell in comparison with corresponding plant cells, of wild-type plants, which have not been genetically modified. Further aspects of the invention relate to plants containing such plant cells, to a method for generating the plant cells and plants, and to the starch obtainable from them.Type: ApplicationFiled: December 19, 2003Publication date: June 15, 2006Applicant: Bayer Cropscience GMBHInventors: Michaela Hoehne, Claus Frohberg, Volker Landschuetze
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Patent number: 6940001Abstract: Transgenic plant cells and plants are described which synthesize a starch which is modified in comparison to wild-type plant cells and plants and show a decrease in the activity of GBSSI and BE proteins. Furthermore, the modified starches obtainable from these plant cells and plants are described, and processes for their preparation.Type: GrantFiled: August 10, 2000Date of Patent: September 6, 2005Assignee: Bayer Cropscience GmbHInventor: Volker Landschütze
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Patent number: 6596928Abstract: The present invention relates to recombinant nucleic acid molecules which contain two or more nucleotide sequences which encode enzymes which participate in the starch metabolism, methods for generating transgenic plant cells and plants which synthesize starch which is modified with regard to its phosphate content and its side-chain structure. The present invention furthermore relates to vectors and host cells which contain the nucleic acid molecules according to the invention, the plant cells and plants which originate from the methods according to the invention, to the starch synthesized by the plant cells and plants according to the invention, and to processes for the preparation of this starch.Type: GrantFiled: July 29, 1999Date of Patent: July 22, 2003Assignee: Bayer CropScience GmbHInventor: Volker Landschütze