Patents by Inventor Brita Westrup

Brita Westrup 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 isolation of polyhydroxy cyclic carboxylic acids
    Patent number: 6794164
    Abstract: This invention is directed to the use of crystallization acids, such as acetic, lactic and propionic acids, to obtain high purity polyhydroxyl cyclic carboxylic acids (PCCA) from low purity aqueous solutions. The preferred PCCA is shikimic acid and the preferred crystallization acid is acetic acid. The method according to the invention is particularly applicable to the isolation of shikimic acid from a fermentation broth.
    Type: Grant
    Filed: January 7, 2002
    Date of Patent: September 21, 2004
    Assignee: Novozymes Biopharma AB
    Inventors: Mats Malmberg, Brita Westrup
  • Process for the isolation of polyhydroxy cyclic carboxylic acids
    Publication number: 20030138920
    Abstract: This invention is directed to the use of crystallization acids, such as acetic, lactic and propionic acids, to obtain high purity polyhydroxyl cyclic carboxylic acids (PCCA) from low purity aqueous solutions. The preferred PCCA is shikimic acid and the preferred crystallization acid is acetic acid. The method according to the invention is particularly applicable to the isolation of shikimic acid from a fermentation broth.
    Type: Application
    Filed: January 7, 2002
    Publication date: July 24, 2003
    Inventors: Mats Malmberg, Brita Westrup