Patents by Inventor Jonathan R. Mielenz

Jonathan R. Mielenz 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).

  • Alkaline proteolytic enzyme and method of production
    Patent number: 5352604
    Abstract: A proteolytic enzyme for use in detergent formulations having increased pH and oxidative stability under typical laundering conditions in aqueous solutions is produced by fermenting Bacillus licheniformis host strain transformed by a multicopy plasmid comprised of DNA sequences which code for the desired proteolytic enzyme.
    Type: Grant
    Filed: March 10, 1993
    Date of Patent: October 4, 1994
    Assignee: Henkel Research Corporation
    Inventors: Charles R. Wilson, Beth F. Ladin, Jonathan R. Mielenz, Sherman S. M. Hom, Dieter Hansen, Robert B. Reynolds, Nicholas C. T. Kennedy, Joachim Schindler, Michael Bahn, Rolf Schmid, Martina Markgraf, Christian Paech, Karlheinz Maurer
  • Process for cloning the gene coding for a thermostable alpha-amylase into Escherichia coli and Bacillus subtilis
    Patent number: 4493893
    Abstract: An improved process for producing a thermostable alpha-amylase enzyme is described. The gene coding for the alpha-amylase is incorporated into a chimeric plasmid which is produced in multiple copies by a host microorganism.
    Type: Grant
    Filed: March 11, 1983
    Date of Patent: January 15, 1985
    Assignee: CPC International Inc.
    Inventors: Jonathan R. Mielenz, Susan Mickel