Patents by Inventor Hagen K. Schulze

Hagen K. Schulze 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).

  • Enzyme feed additive and animal feed
    Patent number: 5612055
    Abstract: An enzyme feed additive is provided comprising a xylanase, a protease, and optionally a .beta.-glucanase. The ratio of the units of xylanase activity per unit amount of the feed additive to the units of .beta.-glucanase activity per same unit amount of the feed additive is 1:0-0.25.Preferably, the xylanase is the low pI xylanase and/or the high pI xylanase obtained from Trichoderma longibrachiatum.Preferably, the protease is a mutant subtilisin comprising a substitution at the amino acid residue position equivalent to tyr+217 of Bacillus amyloliquefaciens subtilisin with leucine.
    Type: Grant
    Filed: August 16, 1995
    Date of Patent: March 18, 1997
    Assignees: Genecor International, Inc., Finnfeeds International Limited
    Inventors: Michael R. Bedford, Andrew J. Morgan, Kathleen Clarkson, Hagen K. Schulze