Patents by Inventor Dirk A. Knikker

Dirk A. Knikker 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).

  • Method for removing odor from vinegar
    Patent number: 8158178
    Abstract: The invention relates to a method for removing odor from vinegar comprising: a) increasing the pH of the vinegar with base to at least 6; b) maintaining said pH for at least 15 minutes at 40-90° C.; c) adding acid to obtain vinegar having pH between 6 and 8, if the pH of the vinegar of step b) is 8 or higher.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: April 17, 2012
    Assignee: Purac Biochem B.V.
    Inventors: Dirk A. Knikker, René J. C. Notebaart, Diana Visser
  • Method for removing odor from vinegar
    Publication number: 20080305228
    Abstract: The invention relates to a method for removing odor from vinegar comprising: a) increasing the pH of the vinegar with base to at least 6; b) maintaining said pH for at least 15 minutes at 40-90° C.; c) adding acid to obtain vinegar having pH between 6 and 8, if the pH of the vinegar of step b) is 8 or higher.
    Type: Application
    Filed: June 5, 2008
    Publication date: December 11, 2008
    Applicant: PURAC BIOCHEM B.V.
    Inventors: Dirk A. Knikker, Rene J.C. Notebaart, Diana Visser