Patents by Inventor Adolphus van Loon

Adolphus van Loon 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).

  • Publication number: 20080220118
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Application
    Filed: November 19, 2007
    Publication date: September 11, 2008
    Applicant: Novozymes A/S
    Inventors: Allan Svendsen, Soren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehman, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Publication number: 20080219965
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Application
    Filed: November 19, 2007
    Publication date: September 11, 2008
    Applicant: Novozymes A/S
    Inventors: Allan Svendsen, Soren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehmann, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 7326554
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Grant
    Filed: December 12, 2003
    Date of Patent: February 5, 2008
    Assignee: Novozymes Als
    Inventors: Allan Svendsen, Soren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehman, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 7078183
    Abstract: A process for the production of a modified phytase with a desired property improved over the property of the corresponding unmodified phytase is disclosed, as well as modified phytases, polynucleotides encoding modified phytases, and animal feed including modified phytases.
    Type: Grant
    Filed: February 11, 2004
    Date of Patent: July 18, 2006
    Assignee: DSM IP Assets B.V.
    Inventors: Dirk Kostrewa, Luis Pasamontes, Andrea Tomschy, Adolphus van Loon, Kurt Vogel, Markus Wyss
  • Publication number: 20040175376
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Application
    Filed: December 12, 2003
    Publication date: September 9, 2004
    Applicant: Novozymes A/S
    Inventors: Allan Svendsen, Soren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehmann, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Publication number: 20040142424
    Abstract: A process for the production of a modified phytase with a desired property improved over the property of the corresponding unmodified phytase is disclosed, as well as modified phytases, polynucleotides encoding modified phytases, and animal feed including modified phytases.
    Type: Application
    Filed: February 11, 2004
    Publication date: July 22, 2004
    Applicant: ROCHE VITAMINS INC.
    Inventors: Dirk Kostrewa, Luis Pasamontes, Andrea Tomschy, Adolphus van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6734004
    Abstract: A process for the production of a modified phytase with a desired property improved over the property of the corresponding unmodified phytase is disclosed, as well as modified phytases, polynucleotides encoding modified phytases, and animal feed including modified phytases.
    Type: Grant
    Filed: February 1, 2002
    Date of Patent: May 11, 2004
    Assignee: Roche Vitamins Inc.
    Inventors: Dirk Kostrewa, Luis Pasamontes, Andrea Tomschy, Adolphus van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6699704
    Abstract: The present invention relates to heat tolerant phytases and DNA sequences which code therefor. The phytases are useful in hydrolyzing phytate to inositol and inorganic phosphates. The phytases are valuable feed additives.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: March 2, 2004
    Assignee: Roche Vitamins Inc.
    Inventors: Adolphus van Loon, David Mitchell
  • Patent number: 6689358
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Grant
    Filed: February 26, 2002
    Date of Patent: February 10, 2004
    Assignee: Novozymes A/S
    Inventors: Allan Svendsen, Søren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehmann, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6613543
    Abstract: Novel proteins of Flavobacterium sp. R1534 and the DNA sequences which encode these proteins are disclosed which provide an improved biosynthetic pathway from farnesyl pyrophosphate and isopentyl pyrophosphate to various carotenoid precursors and carotenoids, especially &bgr;-carotene, lycopene, zeaxanthin and cantaxanthin.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: September 2, 2003
    Assignee: Roche Vitamins, Inc.
    Inventors: Hans-Peter Hohmann, Luis Pasamontes, Michel Tessier, Adolphus van Loon
  • Publication number: 20030092155
    Abstract: A process for the production of a modified phytase with a desired property improved over the property of the corresponding unmodified phytase is disclosed, as well as modified phytases, polynucleotides encoding modified phytases, and animal feed including modified phytases.
    Type: Application
    Filed: February 1, 2002
    Publication date: May 15, 2003
    Applicant: ROCHE VITAMINS INC.
    Inventors: Dirk Kostrewa, Luis Pasamontes, Andrea Tomschy, Adolphus van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6514495
    Abstract: Phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Grant
    Filed: March 22, 1999
    Date of Patent: February 4, 2003
    Assignee: Novozymes A/S
    Inventors: Allan Svendsen, Søren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehmann, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Publication number: 20020147371
    Abstract: Novel proteins of Flavobacterium sp. R1534 and the DNA sequences which encode these proteins are disclosed which provide an improved biosynthetic pathway from famesyl pyrophosphate and isopentyl pyrophosphate to various carotenoid precursors and carotenoids, especially &bgr;-carotene, lycopene, zeaxanthin and cantaxanthin.
    Type: Application
    Filed: April 11, 2000
    Publication date: October 10, 2002
    Inventors: Hans-Peter Hohmann, Luis Pasamontes, Michel Tessier, Adolphus van Loon
  • Publication number: 20020127218
    Abstract: The present invention relates to phytase variants, their preparation and uses, which phytase variants, when aligned according to FIG. 1, are amended as compared to a model phytase in at least one of a number of positions. Preferred model phytases are basidiomycete and ascomycete phytases, such as Peniophora phytase and Aspergillus phytases. Preferred phytase variants exhibits amended activity characteristics, such as improved specific activity and/or improved thermostability.
    Type: Application
    Filed: February 26, 2002
    Publication date: September 12, 2002
    Applicant: Novozymes A/S
    Inventors: Allan Svendsen, Soren Flensted Lassen, Dirk Kostrewa, Luis Pasamontes, Martin Lehman, Andrea Tomschy, Adolphus Van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6391605
    Abstract: A process for the production of a modified phytase with a desired property improved over the property of the corresponding unmodified phytase is disclosed, as well as modified phytases, polynucleotides encoding modified phytases, and animal feed including modified phytases.
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: May 21, 2002
    Assignee: Roche Vitamins Inc.
    Inventors: Dirk Kostrewa, Luis Pasamontes, Andrea Tomschy, Adolphus van Loon, Kurt Vogel, Markus Wyss
  • Patent number: 6376222
    Abstract: The present invention provides a transformed yeast strain containing a DNA sequence transcriptionally linked to a promoter functional in such yeast cells, which when expressed in a suitable host cell, encodes at least one polypeptide having riboflavin biosynthetic activity. Using such transformants, improved levels of riboflavin production are achieved. Processes of producing riboflavin from such transformants are also provided.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: April 23, 2002
    Assignee: Roche Vitamins, Inc.
    Inventors: Lyubov Ya. Babyak, Adelbert Bacher, Yuriy R. Boretskyy, Vasyl V. Demchyshyn, Sabine Eberhardt, Dariya Fedorovych, Holger Lüttgen, Gerald Richter, Adolphus van Loon
  • Patent number: 6358722
    Abstract: The present invention relates to heat tolerant phytases and DNA sequences which code therefor. The phytases are useful in hydrolyzing phytate to inositol and inorganic phosphates. The phytases are valuable feed additives.
    Type: Grant
    Filed: November 5, 1996
    Date of Patent: March 19, 2002
    Assignee: Roche Vitamins, Inc.
    Inventors: Adolphus van Loon, David Mitchell
  • Patent number: 6322995
    Abstract: The present invention provides a recombinant bacterium for the over-production of riboflavin. The recombinant bacterium has has been transformed by three or four vectors, two of which each comprise either a DNA sequence coding for the riboflavin synthesizing enzymatic activities of Bacillus subtilis or a DNA sequence which is substantially homologous and one or more transcription elements and a third and/or fourth vector comprising either a DNA sequence coding for the ribA gene product of Bacillus subtilis or a DNA sequence which is substantially homologous and optionally a transcription element whereby one or a plurality of copies of each of these vectors has/have been integrated at three or four different sites within the bacterium's chromosome.
    Type: Grant
    Filed: July 23, 1997
    Date of Patent: November 27, 2001
    Assignee: F. Hoffmann-La Roche AG
    Inventors: Hans-Peter Hohmann, Markus Hümbelin, Adolphus van Loon, Walter Schurter
  • Patent number: 6291221
    Abstract: The present invention relates to heat tolerant phytases and DNA sequences which code therefor. The phytases are useful in hydrolyzing phytate to inositol and inorganic phosphates. The phytases are valuable feed additives.
    Type: Grant
    Filed: June 3, 1997
    Date of Patent: September 18, 2001
    Assignee: Roche Vitamins Inc.
    Inventors: Adolphus van Loon, David Mitchell
  • Patent number: 6207409
    Abstract: Novel proteins of Flavobacterium sp. R1534 and the DNA sequences which encode these proteins are disclosed which provide an improved biosynthetic pathway from farnesyl pyrophosphate and isopentyl pyrophosphate to various carotenoid precursors and carotenoids, especially &bgr;-carotene, lycopene, zeaxanthin and cantaxanthin.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: March 27, 2001
    Assignee: Roche Vitamins Inc.
    Inventors: Hans-Peter Hohmann, Luis Pasamontes, Michel Tessier, Adolphus van Loon