Patents by Inventor Ellen SPEETJENS

Ellen SPEETJENS 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).

  • Process for the treatment of yeast cell walls with a laminaripentaose producing beta-1,3-glucanase
    Patent number: 10858683
    Abstract: The present invention provides a process for the treatment of a composition comprising yeast cell walls comprising ?-1,3-glucans which are insoluble when extracted with water and partially soluble when extracted with DMSO, the process comprising contacting said composition with laminaripentaose-producing-?-1,3-glucanase and inactivating the laminaripentaose-producing-?-1,3-glucanase to result in a composition comprising yeast cell walls wherein the ?-1,3-glucans have an improved solubility in DMSO and the ratio of ?-glucans soluble in DMSO compared to water is greater than or equal to 2.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: December 8, 2020
    Assignee: DSM IP ASSETS B.V.
    Inventors: Ellen Speetjens, Peter Philip Lankhorst
  • PROCESS FOR THE TREATMENT OF YEAST CELL WALLS WITH A LAMINARIPENTAOSE PRODUCING BETA-1,3-GLUCANASE
    Publication number: 20190352685
    Abstract: The present invention provides a process for the treatment of a composition comprising yeast cell walls comprising ?-1,3-glucans which are insoluble when extracted with water and partially soluble when extracted with DMSO, the process comprising contacting said composition with laminaripentaose-producing-?-1,3-glucanase and inactivating the laminaripentaose-producing-?-1,3-glucanase to result in a composition comprising yeast cell walls wherein the ?-1,3-glucans have an improved solubility in DMSO and the ratio of ?-glucans soluble in DMSO compared to water is greater than or equal to 2.
    Type: Application
    Filed: May 3, 2019
    Publication date: November 21, 2019
    Inventors: ELLEN SPEETJENS, PETER PHILIP LANKHORST
  • Process for the treatment of yeast cell walls with a laminaripentaose producing beta-1,3-glucanase
    Patent number: 10392639
    Abstract: The present invention provides a process for the treatment of a composition comprising yeast cell walls comprising ?-1,3-glucans which are insoluble when extracted with water and partially soluble when extracted with DMSO, the process comprising contacting said composition with laminaripentaose-producing-?-1,3-glucanase and inactivating the laminaripentaose-producing-?-1,3-glucanase to result in a composition comprising yeast cell walls wherein the ?-1,3-glucans have an improved solubility in DMSO and the ratio of ?-glucans soluble in DMSO compared to water is greater than or equal to 2.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: August 27, 2019
    Assignee: DSM IP Assets B.V.
    Inventors: Ellen Speetjens, Peter Philip Lankhorst
  • PROCESS FOR THE TREATMENT OF YEAST CELL WALLS WITH A LAMINARIPENTAOSE PRODUCING BETA-1,3-GLUCANASE
    Publication number: 20170107547
    Abstract: The present invention provides a process for the treatment of a composition comprising yeast cell walls comprising ?-1,3-glucans which are insoluble when extracted with water and partially soluble when extracted with DMSO, the process comprising contacting said composition with laminaripentaose-producing-?-1,3-glucanase and inactivating the laminaripentaose-producing-?-1,3-glucanase to result in a composition comprising yeast cell walls wherein the ?-1,3-glucans have an improved solubility in DMSO and the ratio of ?-glucans soluble in DMSO compared to water is greater than or equal to 2.
    Type: Application
    Filed: March 20, 2015
    Publication date: April 20, 2017
    Applicant: OSM IP Assets B.V.
    Inventors: Ellen SPEETJENS, Peter Philip LANKHORST