Patents by Inventor Duane Joseph Reinhardt

Duane Joseph Reinhardt 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).

  • Antimicrobial compositions formulated for use in cold temperature conditions and methods of use thereof
    Patent number: 7109241
    Abstract: Antimicrobial compositions containing a carboxylic acid, for example, a fatty acid, and a carrier medium including a freezing point depressant are disclosed. The compositions can be formulated for use as a teat dip, for use on milk producing animals. In one particularly advantageous embodiment, a composition is formulated as a teat dip and includes suitable emollients, skin conditioners and lubricants.
    Type: Grant
    Filed: October 2, 2000
    Date of Patent: September 19, 2006
    Assignee: Ecolab, Inc.
    Inventors: Francis Lawrence Richter, Duane Joseph Reinhardt
  • Antimicrobial and antiviral compositions containing an oxidizing species
    Patent number: 6855328
    Abstract: An improved antimicrobial composition is described as a liquid concentrate. The liquid concentrate includes a complex resulting from an in-situ reaction of a cation source, an oxidant, a halide source having at least one iodine atom, and a non-mineral acid, or a mixture of a non-mineral acid to about 50% of a hydrophilic solvent by volume.
    Type: Grant
    Filed: March 28, 2002
    Date of Patent: February 15, 2005
    Assignee: Ecolab Inc.
    Inventors: Robert D. P. Hei, Francis L. Richter, Duane Joseph Reinhardt, Brian R. Leafblad
  • Antimicrobial and antiviral compositions containing an oxidizing species
    Publication number: 20030185902
    Abstract: An improved antimicrobial composition is described as a liquid concentrate. The liquid concentrate includes a complex resulting from an in-situ reaction of a cation source, an oxidant, a halide source having at least one iodine atom, and a non-mineral acid, or a mixture of a non-mineral acid to about 50% of a hydrophilic solvent by volume.
    Type: Application
    Filed: March 28, 2002
    Publication date: October 2, 2003
    Applicant: Ecolab Inc.
    Inventors: Robert D.P. Hei, Francis L. Richter, Duane Joseph Reinhardt, Brian R. Leafblad
  • Acid sanitizing and cleaning compositions containing protonated carboxylic acids
    Patent number: 6472358
    Abstract: A sanitizing composition comprising at least one aliphatic short chain antimicrobially effective C5 to C14 fatty acid or mixture thereof, at least one carboxylic weak acid and a strong mineral acid which may be nitric or a mixture of nitric and phosphoric acids.
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: October 29, 2002
    Assignee: EcoLab Inc.
    Inventors: Francis Lawrence Richter, Duane Joseph Reinhardt, Richard R. Staub, Teresa C. Podtburg