Patents by Inventor Chris Leeflang

Chris Leeflang 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).

  • Patent number: 12281316
    Abstract: The instant disclosure is generally related to compositions and methods for obtaining and constructing Bacillus licheniformis host cells (e.g., protein production host cells, cell factories) having increased protein production capabilities. Certain embodiments of the disclosure are directed to efficient genetic modifications of B. licheniformis cells and the subsequent selection of such B. licheniformis cells having increased protein production capabilities. Certain other embodiments of the disclosure are generally related to methods and compositions for producing/obtaining auxotrophic B. licheniformis cells, wherein certain other embodiments of the disclosure are directed to methods and compositions for restoring prototrophy in auxotrophic B. licheniformis cells, and expressing genes of interest (GOIs) in such restored prototrophy B. licheniformis cells.
    Type: Grant
    Filed: November 30, 2023
    Date of Patent: April 22, 2025
    Assignee: DANISCO US INC.
    Inventors: Dennis De Lange, Marc Anton Bernhard Kolkman, Frank Wouter Koopman, Chris Leeflang
  • Publication number: 20250051745
    Abstract: Disclosed are compositions and methods relating to maltopentaose/maltohexaose-forming ?-amylases. The variant ?-amylases are useful, for example, for starch liquefaction and saccharification, for cleaning starchy stains in laundry, dishwashing, and other applications, for textile processing (e.g., desizing), in animal feed for improving digestibility, and for baking and brewing.
    Type: Application
    Filed: December 16, 2022
    Publication date: February 13, 2025
    Inventors: Jonathan LASSILA, Manasi BHATE, Amanda CHAN, Hon Kit CHAN, Chris LEEFLANG, Sandra W. RAMER, Patricia TRAN
  • Publication number: 20250034609
    Abstract: Disclosed are compositions and methods relating to engineered ?-amylases. The engineered ?-amy lases outperform commercial combinatoral variant ?-amylases, which are currently the industry standard. The engineered ?-amylases are useful for starch liquefaction and saccharification, and may also be useful for cleaning starchy stains, textile desizing, baking, and brewing.
    Type: Application
    Filed: November 18, 2022
    Publication date: January 30, 2025
    Inventors: Veli ALKAN, Marc KOLKMAN, Frank KOOPMAN, Sang-kyu LEE, Chris LEEFLANG, Kefeng NI, Sina PRICELIUS, Zhen QIAN, Zhongmei TANG, Marco VAN BRUSSEL-ZWIJNEN
  • Publication number: 20240360430
    Abstract: The present disclosure is generally related to recombinant microbial cells expressing heterologous proteins of interest. Certain aspects of the disclosure are therefore related to, inter alia, recombinant Bacillus cells having enhanced protein production capabilities, novel protein signal sequences, recombinant polynucleotides encoding heterologous proteins of interest, and related compositions and/or methods thereof. Thus, as exemplified herein, the recombinant Bacillus cells of the instant disclosure are particularly suitable for use in the expression, production and secretion of heterologous proteins.
    Type: Application
    Filed: August 19, 2022
    Publication date: October 31, 2024
    Inventors: Ryan L. Frisch, Wonchul Suh, Chris Leeflang, Marc Kolkman, Hongxian He
  • Patent number: 12077762
    Abstract: The instant disclosure is generally related to novel engineered (hybrid) promoters. In certain embodiments, the instant disclosure is directed to one or more nucleic acid compositions comprising engineered promoters operably linked to nucleic acids encoding proteins of interest. Thus, the disclosure set forth herein described methods and compositions for the production of proteins of interest using one or more novel engineered (hybrid) promoters of the disclosure.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: September 3, 2024
    Assignee: DANISCO US INC.
    Inventors: Cristina Bongiorni, Marc Anton Bernhard Kolkman, Chris Leeflang, Virgil Arthur Rhodius, Anita Van Kimmenade
  • Publication number: 20240180172
    Abstract: This invention relates to polypeptides, more specifically amylase polypeptides and nucleic acids encoding these, and their uses e.g. as non-maltogenic exoamy lases in producing food or feed products.
    Type: Application
    Filed: April 6, 2022
    Publication date: June 6, 2024
    Inventors: Steven D. Doig, Ryan Lewis Frisch, Svend Haaning, Frank Wouter Koopman, Karsten Matthias Kragh, Lene Kragh, Chris Leeflang, Sina Pricelius
  • Publication number: 20240182914
    Abstract: The present disclosure is generally related to compositions and methods for obtaining Bacillus licheniformis cells/strains having increased protein production capabilities. Certain embodiments of the disclosure are related to genetically modified Bacillus licheniformis cells/strains derived from parental B. licheniformis cells/strains comprising a variant rghR2 gene.
    Type: Application
    Filed: November 30, 2023
    Publication date: June 6, 2024
    Inventors: Marc Anton Bernhard Kolkman, Steven D. Doig, Ryan L. Frisch, Hongxian He, Frank Wouter Koopman, Chris Leeflang
  • Publication number: 20240102028
    Abstract: The instant disclosure is generally related to compositions and methods for obtaining and constructing Bacillus licheniformis host cells (e.g., protein production host cells, cell factories) having increased protein production capabilities. Certain embodiments of the disclosure are directed to efficient genetic modifications of B. licheniformis cells and the subsequent selection of such B. licheniformis cells having increased protein production capabilities. Certain other embodiments of the disclosure are generally related to methods and compositions for producing/obtaining auxotrophic B. licheniformis cells, wherein certain other embodiments of the disclosure are directed to methods and compositions for restoring prototrophy in auxotrophic B. licheniformis cells, and expressing genes of interest (GOIs) in such restored prototrophy B. licheniformis cells.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Inventors: Dennis De Lange, Marc Anton Bernhard Kolkman, Frank Wouter Koopman, Chris Leeflang
  • Patent number: 11879127
    Abstract: The instant disclosure is generally related to compositions and methods for obtaining and constructing Bacillus licheniformis host cells (e.g., protein production host cells, cell factories) having increased protein production capabilities. Certain embodiments of the disclosure are directed to efficient genetic modifications of B. licheniformis cells and the subsequent selection of such B. licheniformis cells having increased protein production capabilities. Certain other embodiments of the disclosure are generally related to methods and compositions for producing/obtaining auxotrophic B. licheniformis cells, wherein certain other embodiments of the disclosure are directed to methods and compositions for restoring prototrophy in auxotrophic B. licheniformis cells, and expressing genes of interest (GOIs) in such restored prototrophy B. licheniformis cells.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: January 23, 2024
    Assignee: DANISCO US INC.
    Inventors: Dennis De Lange, Marc Anton Bernhard Kolkman, Frank Wouter Koopman, Chris Leeflang
  • Patent number: 11866713
    Abstract: The present disclosure is generally related to compositions and methods for obtaining Bacillus licheniformis cells/strains having increased protein production capabilities. Certain embodiments of the disclosure are related to genetically modified Bacillus licheniformis cells/strains derived from parental B. licheniformis cells/strains comprising a variant rghR2 gene.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: January 9, 2024
    Assignee: DANISCO US INC.
    Inventors: Marc Anton Bernhard Kolkman, Steven D. Doig, Ryan L. Frisch, Hongxian He, Frank Wouter Koopman, Chris Leeflang
  • Patent number: 11859216
    Abstract: Bacillus agaradhaerens strain WDG185 expresses an inulosucrase that efficiently synthesizes a broad range of IOS with a GF range of GF3-GF30. The isolated and/or purified inulosucrase, recombinantly engineered variants thereof, active fragments thereof, synthetic nucleic acids encoding the inulosucrase, its variants, or its active fragments, host cells comprising the synthetic nucleic acids, and compositions comprising the inulosucrase are provided. Methods of using the compositions include the manufacture of inulooligosaccharides.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: January 2, 2024
    Assignee: Danisco US Inc.
    Inventors: Slavko Kralj, Marc Kolkman, Chris Leeflang, Johannes G. De Nobel, Arjen Hoekstra, Veli Alkan
  • Publication number: 20230340442
    Abstract: The present disclosure is generally related to compositions and methods for constructing and/or obtaining B. licheniformis cells (e.g., protein production hosts) comprising enhanced protein production capabilities. Thus, certain embodiments are related to genetically modified Bacillus licheniformis strains derived from parental B. licheniformis strains producing increased amounts of one or more proteins of interest.
    Type: Application
    Filed: January 14, 2021
    Publication date: October 26, 2023
    Inventors: Steven D. Doig, Ryan L. Frisch, Hongxian He, Chris Leeflang, Zhen Ma, Brian James Paul
  • Patent number: 11781147
    Abstract: The present disclosure is generally related to novel promoter sequences and methods thereof for enhanced protein production in Bacillus sp. (host) cells. As set forth herein, the novel promoter sequences of the disclosure, when operably linked to a gene or open reading frame encoding a protein of interest, are particularly well suited for use in large scale production of industrially relevant proteins.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: October 10, 2023
    Assignee: Danisco US Inc.
    Inventors: Stacey Irene Robida Stubbs, Cristina Bongiorni, Ryan L. Frisch, Chris Leeflang
  • Publication number: 20230272310
    Abstract: Home care compositions including a surfactant and an amylase. The amylase includes a recombinant, non-naturally-occurring variant of a parent alpha-amylase, the variant alpha-amylase having at least about 80% identity to SEQ ID NO: 5 and having amino acid substitutions at positions 415 and/or 51 with respect to SEQ ID NO: 5.
    Type: Application
    Filed: December 14, 2022
    Publication date: August 31, 2023
    Inventors: Katarzyna Dorota BELL-RUSIEWICZ, Michelle JACKSON, Ana L. MORALES GARCIA, Manasi BHATE, Amanda CHAN, Hon Kit CHAN, Jonathan LASSILA, Chris LEEFLANG, Sandra W. RAMER, Patricia TRAN
  • Publication number: 20230265358
    Abstract: Home care compositions including a surfactant and an amylase.
    Type: Application
    Filed: December 14, 2022
    Publication date: August 24, 2023
    Inventors: Katarzyna Dorota BELL-RUSIEWICZ, Michelle JACKSON, Ana L. MORALES GARCIA, Manasi BHATE, Amanda CHAN, Hon Kit CHAN, Jonathan LASSILA, Chris LEEFLANG, Sandra W. RAMER, Patricia TRAN
  • Publication number: 20230193298
    Abstract: The instant disclosure is generally related to compositions and methods for obtaining and constructing Bacillus licheniformis host cells (e.g., protein production host cells, cell factories) having increased protein production capabilities. Certain embodiments of the disclosure are directed to efficient genetic modifications of B. licheniformis cells and the subsequent selection of such B. licheniformis cells having increased protein production capabilities. Certain other embodiments of the disclosure are generally related to methods and compositions for producing/obtaining auxotrophic B. licheniformis cells, wherein certain other embodiments of the disclosure are directed to methods and compositions for restoring prototrophy in auxotrophic B. licheniformis cells, and expressing genes of interest (GOIs) in such restored prototrophy B. licheniformis cells.
    Type: Application
    Filed: August 21, 2018
    Publication date: June 22, 2023
    Inventors: Dennis De Lange, Marc Anton Bernhard Kolkman, Frank Wouter Koopman, Chris Leeflang
  • Patent number: 11447782
    Abstract: The instant disclosure is generally related to novel engineered (hybrid) promoters. In certain embodiments, the instant disclosure is directed to one or more nucleic acid compositions comprising engineered promoters operably linked to nucleic acids encoding proteins of interest. Thus, the disclosure set forth herein described methods and compositions for the production of proteins of interest using one or more novel engineered (hybrid) promoters of the disclosure.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: September 20, 2022
    Assignee: DANISCO US INC.
    Inventors: Cristina Bongiorni, Marc Kolkman, Chris Leeflang, Virgil Arthur Rhodius, Anita Van Kimmenade
  • Publication number: 20220010319
    Abstract: The present disclosure is generally related to novel promoter sequences and methods thereof for enhanced protein production in Bacillus sp. (host) cells. As set forth herein, the novel promoter sequences of the disclosure, when operably linked to a gene or open reading frame encoding a protein of interest, are particularly well suited for use in large scale production of industrially relevant proteins.
    Type: Application
    Filed: November 25, 2019
    Publication date: January 13, 2022
    Inventors: Stacey Irene Robida STUBBS, Cristina BONGIORNI, Ryan L. FRISCH, Chris LEEFLANG
  • Publication number: 20220002685
    Abstract: Bacillus agaradhaerens strain WDG185 expresses an inulosucrase that efficiently synthesizes a broad range of IOS with a GF range of GF3-GF30. The isolated and/or purified inulosucrase, recombinantly engineered variants thereof, active fragments thereof, synthetic nucleic acids encoding the inulosucrase, its variants, or its active fragments, host cells comprising the synthetic nucleic acids, and compositions comprising the inulosucrase are provided. Methods of using the compositions include the manufacture of inulooligosaccharides.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 6, 2022
    Applicant: DANISCO US INC.
    Inventors: Slavko KRALJ, Marc Kolkman, Chris Leeflang, Johannes G. De Nobel, Arjen Hoekstra, Veli Alkan
  • Publication number: 20200056193
    Abstract: The present disclosure is generally related to compositions and methods for obtaining Bacillus licheniformis cells/strains having increased protein production capabilities. Certain embodiments of the disclosure are related to genetically modified Bacillus licheniformis cells/strains derived from parental B. licheniformis cells/strains comprising a variant rghR2 gene.
    Type: Application
    Filed: February 22, 2018
    Publication date: February 20, 2020
    Inventors: Marc Anton Bernhard Kolkman, Steven D. Doig, Ryan L. Frisch, Hongxian He, Frank Wouter, Chris Leeflang