Patents by Inventor Lex De Boer
Lex De Boer 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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Publication number: 20240407361Abstract: The disclosure relates to organosulfur containing compositions, in particular di-n-propyl thiosulfonate (PTSO) and di-n-propyl thiosulfinate (PTS), di-methyl thiosulfonate, di-phenyl thiosulfonate. Such compositions are useful for as biostimulants for plants. In particular such compositions may result in increased nutrient use efficiency, increased tolerance to abiotic stress, and/or improved quality characteristics. Compositions comprising said organosulfur compounds are also provided for agricultural use.Type: ApplicationFiled: October 7, 2022Publication date: December 12, 2024Inventors: Lex DE BOER, Ard Jan GRIMBERGEN
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Publication number: 20240374535Abstract: The disclosure relates to organosulfur containing compositions, in particular Di-n-butyl thiosulfinate, Di-methyl thiosulfonate, Di-phenyl thiosulfonate, Bis (p-tolyl) thiosulfinate, Di-isopropyl thiosulfinate, Di-benzyl thiosulfinate, Di-benzyl thiosulfonate, S-propyl-4-methylbenzene thiosulfonate, Di-n-propyl thiosulfinate, and Di-n-propyl thiosulfonate. Such compositions are useful for treating infection and reducing or degrading biofilms both in vivo and in vitro. In particular, such compositions are useful in the treatment of biofilm-related disorders, including but not limited to mastitis, digital dermatitis, and chronic wound infections.Type: ApplicationFiled: September 8, 2022Publication date: November 14, 2024Inventors: Lex DE BOER, Gerrit Jan STREEFLAND, Anna Kristina WRONSKA, Anne Myrthe SCHUTTEVAAR, Shaista Sheroze KHOKHAR
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Publication number: 20160021896Abstract: The present invention relates to a novel enzyme composition comprising asparaginase and at least one hydrolysing enzyme, the use of such composition to reduce acrylamide levels in food products and a method to produce food products involving at least one heating step, comprising adding: a) asparaginase and b) at least one hydrolyzing enzyme to an intermediate form of said food product in said production process whereby the asparaginase and at least one hydrolyzing enzyme are added prior to said heating step in an amount that is effective in reducing the level of acrylamide of the food product in comparison to a food product whereto no asparaginase and hydrolyzing enzyme were added.Type: ApplicationFiled: September 16, 2015Publication date: January 28, 2016Inventor: Lex DE BOER
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Patent number: 9198452Abstract: The present invention relates to a process for the production of a food product whereby an intermediate form of said food product comprises a pigment, which process comprises adding at least one enzyme that is effective in directly converting said pigment into a form which results in increasing the whiteness of at least part of the food product compared to the food product for which said enzyme is not added during its production. The invention also relates to food products obtained from the process of the invention.Type: GrantFiled: July 27, 2012Date of Patent: December 1, 2015Assignee: DSM IP ASSETS B.V.Inventors: Johanna Henrica Gerdina Maria Mutsaers, Thibaut José Wenzel, Lex De Boer, Albertus Alard Van Dijk, Rutger Jan Van Rooijen
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Patent number: 8617842Abstract: The present invention relates to novel polypeptides according to caroase 01-05 or any functional equivalents of any of them, suitable for use in a method for preparing a food products having increased whiteness, the use of the enzyme to increase whiteness of at least part of a food product, a process for preparing a food product wherein the enzyme is used and the food product obtained.Type: GrantFiled: June 3, 2011Date of Patent: December 31, 2013Assignee: DSM IP Assets B.V.Inventors: Holger Zorn, Manuela Scheibner, Bärbel Hulsdau, Ralf Günter Berger, Lex De Boer, Roelf Bernhard Meima
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Patent number: 8338123Abstract: Process for the production of a food product involving at least one heating step, comprising adding one or more enzymes to an intermediate form of said food product in said production process whereby the enzyme is added prior to said heating step in an amount that is effective in reducing the level of amino acids that are present in said intermediate form of said food product which amino acids are involved in the formation of acrylamide during said heating step. The invention also relates to food products obtained from the process of the invention.Type: GrantFiled: December 21, 2011Date of Patent: December 25, 2012Assignee: DSM IP Assets B.V.Inventors: Pieter Jan Arnoldus Maria Plomp, Lex De Boer, Rutger Jan Van Rooijen, Roelf Bernhard Meima
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Publication number: 20120288919Abstract: The present invention relates to a process for the production of a food product whereby an intermediate form of said food product comprises a pigment, which process comprises adding at least one enzyme that is effective in directly converting said pigment into a form which results in increasing the whiteness of at least part of the food product compared to the food product for which said enzyme is not added during its production. The invention also relates to food products obtained from the process of the invention.Type: ApplicationFiled: July 27, 2012Publication date: November 15, 2012Applicant: DSM IP ASSETS B.V.,TEInventors: Johanna Henrica Gerdina Maria MUTSAERS, Thibaut José Wenzel, Lex De Boer, Albertus Alard Van Dijk, Rutger Jan Van Rooijen
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Patent number: 8216586Abstract: The invention relates to a newly identified polynucleotide sequence comprising a gene that encodes a novel lipolytic enzyme from Aspergillus niger The invention features the full length nucleotide sequence of the novel gene, the cDNA sequence comprising the full length coding sequence of the novel lipolytic enzyme as well as the amino acid sequence of the full-length functional protein and functional equivalents thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with a polynucleotide according to the invention and cells wherein a lipolytic enzyme according to the invention is genetically modified to enhance its activity and/or level of expression.Type: GrantFiled: May 6, 2009Date of Patent: July 10, 2012Assignee: DSM IP Assets B.V.Inventors: Richard Albang, Andreas Fritz, Oliver Heinrich, Hilmar Ilgenfritz, Dieter Maier, Christian Wagner, Ulrike Folkers, Beatrix Gerhard, Fabio Spreafico, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20120141629Abstract: Process for the production of a food product involving at least one heating step, comprising adding one or more enzymes to an intermediate form of said food product in said production process whereby the enzyme is added prior to said heating step in an amount that is effective in reducing the level of amino acids that are present in said intermediate form of said food product which amino acids are involved in the formation of acrylamide during said heating step. The invention also relates to food products obtained from the process of the invention.Type: ApplicationFiled: December 21, 2011Publication date: June 7, 2012Applicant: DSM IP ASSETS B.V.Inventors: Pieter Jan Arnoldus Maria PLOMP, Lex DE BOER, Rutger Jan VAN ROOIJEN, Roelf Bernhard MEIMA
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Publication number: 20120128828Abstract: The present invention relates to a novel enzyme composition comprising asparaginase and at least one hydrolysing enzyme, the use of such composition to reduce acrylamide levels in food products and a method to produce food products involving at least one heating step, comprising adding: a) asparaginase and b) at least one hydrolyzing enzyme to an intermediate form of said food product in said production process whereby the asparaginase and at least one hydrolyzing enzyme are added prior to said heating step in an amount that is effective in reducing the level of acrylamide of the food product in comparison to a food product whereto no asparaginase and hydrolyzing enzyme were added.Type: ApplicationFiled: November 23, 2011Publication date: May 24, 2012Inventor: Lex DE BOER
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Patent number: 8105815Abstract: Process for the production of a food product involving at least one heating step, comprising adding one or more enzymes to an intermediate form of said food product in said production process whereby the enzyme is added prior to said heating step in an amount that is effective in reducing the level of amino acids that are present in said intermediate form of said food product which amino acids are involved in the formation of acrylamide during said heating step. The invention also relates to food products obtained from the process of the invention.Type: GrantFiled: December 18, 2003Date of Patent: January 31, 2012Assignee: DSM IP Assets B.V.Inventors: Pieter Jan Arnoldus Maria Plomp, Lex de Boer, Rutger Jan van Rooijen, Roelf Bernhard Meima
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Publication number: 20110262974Abstract: The present invention relates to novel polypeptides according to caroase 01-05 or any functional equivalents of any of them, suitable for use in a method for preparing a food products having increased whiteness, the use of the enzyme to increase whiteness of at least part of a food product, a process for preparing a food product wherein the enzyme is used and the food product obtained.Type: ApplicationFiled: June 3, 2011Publication date: October 27, 2011Applicant: DSM IP ASSETS B.V.Inventors: Holger Zorn, Manuela Scheibner, Bärbel Hulsdau, Ralf Günter Berger, Lex De Boer, Roelf Bernhard Meima
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Patent number: 7981636Abstract: The present invention relates to novel polypeptides according to caroase 01-05 or any functional equivalents of any of them, suitable for use in a method for preparing a food products having increased whiteness, the use of the enzyme to increase whiteness of at least part of a food product, a process for preparing a food product wherein the enzyme is used and the food product obtained.Type: GrantFiled: July 12, 2006Date of Patent: July 19, 2011Assignee: DSM IP Assets B.V.Inventors: Holger Zorn, Manuela Scheibner, Bärbel Hülsdau, Ralf Günter Berger, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20110070333Abstract: The present invention relates to a novel enzyme composition comprising asparaginase and at least one hydrolysing enzyme, the use of such composition to reduce acrylamide levels in food products and a method to produce food products involving at least one heating step, comprising adding: a. asparaginase and b. at least one hydrolyzing enzyme to an intermediate form of said food product in said production process whereby the asparaginase and at least one hydrolyzing enzyme are added prior to said heating step in an amount that is effective in reducing the level of acrylamide of the food product in comparison to a food product whereto no asparaginase and hydrolyzing enzyme were added.Type: ApplicationFiled: November 24, 2010Publication date: March 24, 2011Applicant: DSM IP Assets B. V.Inventor: Lex De BOER
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Patent number: 7838274Abstract: The invention relates to a newly identified polynucleotide sequence comprising a gene that encodes a novel phospholipase isolated from Aspergillus niger. The invention features the full length nucleotide sequence of the novel gene, the cDNA sequence comprising the full length coding sequence of the novel phospholipase as well as the amino acid sequence of the full-length functional protein and functional equivalents thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with a polynucleotide according to the invention and cells wherein a phospholipase according to the invention is genetically modified to enhance or reduce its activity and/or level of expression.Type: GrantFiled: August 6, 2009Date of Patent: November 23, 2010Assignee: DSM IP Assets B.V.Inventors: Kaj Albermann, Wolfram Kemmner, Dieter Maier, Fabio Spreafico, Alexander Stock, Christian Wagner, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20100055237Abstract: The present invention relates to novel polypeptides according to caroase 01-05 or any functional equivalents of any of them, suitable for use in a method for preparing a food products having increased whiteness, the use of the enzyme to increase whiteness of at least part of a food product, a process for preparing a food product wherein the enzyme is used and the food product obtained.Type: ApplicationFiled: July 12, 2006Publication date: March 4, 2010Inventors: Holger Zorn, Manuela Scheibner, Bäbel Hülsdau, Ralf Günter Berger, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20100047877Abstract: The invention relates to a newly identified polynucleotide sequence comprising a gene that encodes a novel phospholipase isolated from Aspergillus niger. The invention features the full length nucleotide sequence of the novel gene, the cDNA sequence comprising the full length coding sequence of the novel phospholipase as well as the amino acid sequence of the full-length functional protein and functional equivalents thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with a polynucleotide according to the invention and cells wherein a phospholipase according to the invention is genetically modified to enhance or reduce its activity and/or level of expression.Type: ApplicationFiled: August 6, 2009Publication date: February 25, 2010Applicant: DSM IP ASSETS B.V.Inventors: Kaj Albermann, Wolfram Kemmner, Dieter Maier, Fabio Spreafico, Alexander Stock, Christian Wagner, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20090232936Abstract: The invention relates to a newly identified polynucleotide sequence comprising a gene that encodes a novel lipolytic enzyme from Aspergillus niger The invention features the full length nucleotide sequence of the novel gene, the cDNA sequence comprising the full length coding sequence of the novel lipolytic enzyme as well as the amino acid sequence of the full-length functional protein and functional equivalents thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with a polynucleotide according to the invention and cells wherein a lipolytic enzyme according to the invention is genetically modified to enhance its activity and/or level of expression.Type: ApplicationFiled: May 6, 2009Publication date: September 17, 2009Applicant: DSM IP ASSETS B.V.Inventors: Richard Albang, Andreas Fritz, Oliver Heinrich, Hilmar Ilgenfritz, Dieter Maier, Christian Wagner, Ulrike Folkers, Beatrix Gerhard, Fabio Spreafico, Lex De Boer, Roelf Bernhard Meima
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Patent number: 7588925Abstract: The invention relates to a newly identified polynucleotide sequence comprising a gene that encodes a novel phospholipase isolated from Aspergillus niger. The invention features the full length nucleotide sequence of the novel gene, the cDNA sequence comprising the full length coding sequence of the novel phospholipase as well as the amino acid sequence of the full-length functional protein and functional equivalents thereof. The invention also relates to methods of using these enzymes in industrial processes and methods of diagnosing fungal infections. Also included in the invention are cells transformed with a polynucleotide according to the invention and cells wherein a phospholipase according to the invention is genetically modified to enhance or reduce its activity and/or level of expression.Type: GrantFiled: October 10, 2006Date of Patent: September 15, 2009Assignee: DSM IP Assets B.V.Inventors: Kaj Albermann, Wolfram Kemmner, Dieter Maier, Fabio Spreafico, Alexander Stock, Christian Wagner, Lex De Boer, Roelf Bernhard Meima
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Publication number: 20090175989Abstract: The present invention relates to a process for the production of a food product whereby an intermediate form of said food product comprises a pigment, which process comprises adding at least one enzyme that is effective in directly converting said pigment into a form which results in increasing the whiteness of at least part of the food product compared to the food product for which said enzyme is not added during its production. The invention also relates to food products obtained from the process of the invention.Type: ApplicationFiled: January 13, 2005Publication date: July 9, 2009Inventors: Johanna Henrica Gerdina Maria Mutsaers, Thibaut Jose Wenzel, Lex De Boer, Albertus Alard Van Dijk, Rutger Jan Van Rooijen