Patents by Inventor Lisbeth Hedeg.ang.rd

Lisbeth Hedeg.ang.rd 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).

  • Stabilized enzymes and detergent compositions
    Patent number: 5858757
    Abstract: The invention relates to stabilized subtilisin proteases wherein one or more prolines is substituted for a native amino acid at stabilizing positions defined both by the range of the dihedral angles in the primary structure present at the substitution site and by selected characteristics of the protease secondary structure in the vicinity of the substitution site, to nucleotide sequences that encode the stabilized proteases, and to host organisms that contain the nucleotide sequences encoding the stabilized proteases.
    Type: Grant
    Filed: November 11, 1993
    Date of Patent: January 12, 1999
    Assignee: Novo Nordisk A/S
    Inventors: Claus Von Der Osten, Sven Branner, Allan Svendsen, Lisbeth Hedeg.ang.rd, Nina Eriksen, Maarten Robert Egmond, Eric Casteleijn