Patents by Inventor Peter J. Schaap

Peter J. Schaap 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).

  • Cloning and expression of DNA encoding a ripening form of a polypeptide having sulfhydryl oxidase activity
    Patent number: 5529926
    Abstract: The invention relates to recombinant DNA technology for the production of an enzyme having sulfhydryl oxidase ("SOX") activity. This SOX-enzyme can be used where the oxidation of free sulfhydryl groups (thio compounds) to the corresponding disulfides is desirable. SOX enzyme may be used for treatment of bakery products or for removal of off-flavour from milk or beer.
    Type: Grant
    Filed: April 19, 1995
    Date of Patent: June 25, 1996
    Assignee: Unilever Patent Holdings BV
    Inventors: Jan Maat, Wouter Musters, Hein Stam, Peter J. Schaap, Peter J. van de Vonderwoort, Jacob Visser, Johannes M. Verbakel