Patents by Inventor Francis Lawrence Richter

Francis Lawrence Richter 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).

  • METHOD AND COMPOSITION FOR INHIBITION OF MICROBIAL GROWTH IN AQUEOUS FOOD TRANSPORT AND PROCESS STREAMS
    Publication number: 20130017301
    Abstract: The present invention relates to compositions including peroxyacetic acid and peroxyoctanoic acid and methods for preventing microbial growth in aqueous streams including the step of applying a composition of the invention to the stream. The compositions and methods can control microbial growth in aqueous streams used for transporting or processing food products.
    Type: Application
    Filed: January 18, 2012
    Publication date: January 17, 2013
    Applicant: ECOLAB USA INC.
    Inventors: John Dennis Hilgren, Francis Lawrence Richter, Joy Ann Salverda, Heidi Margarete Hanson, Paul Frazer Schacht, Timothy A. Gutzmann
  • Method and composition for inhibition of microbial growth in aqueous food transport and process streams
    Patent number: 8124132
    Abstract: The present invention relates to compositions including peroxyacetic acid and peroxyoctanoic acid and methods for preventing microbial growth in aqueous streams including the step of applying a composition of the invention to the stream. The compositions and methods can control microbial growth in aqueous streams used for transporting or processing food products.
    Type: Grant
    Filed: December 6, 2006
    Date of Patent: February 28, 2012
    Assignee: Ecolab USA Inc.
    Inventors: John Dennis Hilgren, Francis Lawrence Richter, Joy Ann Salverda, Heidi Margarete Hanson, Paul Frazer Schacht, Timothy A. Gutzmann
  • Composition for inhibition of microbial growth
    Patent number: 7150884
    Abstract: The present invention relates to compositions including peroxyacetic acid and peroxyoctanoic acid and methods for preventing microbial growth in aqueous streams including the step of applying a composition of the invention to the stream. The compositions and methods can control microbial growth in aqueous streams used for transporting or processing food products.
    Type: Grant
    Filed: July 12, 2000
    Date of Patent: December 19, 2006
    Assignee: Ecolab Inc.
    Inventors: John Dennis Hilgren, Francis Lawrence Richter, Joy Ann Salverda, Heidi Margarete Hanson, Paul Frazer Schacht, Timothy A. Gutzmann
  • 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 composition useful for the treatment of bovine mastitis
    Patent number: 6582734
    Abstract: The present invention relates to a two-part antimicrobial composition comprising at least one chlorine dioxide generating component comprising at least one metal chlorite and at least one acid-forming compound in a solid carrier, and at least one liquid aqueous component. The composition further comprises at least one antimicrobial fatty acid having from about 2 to about 15 carbon atoms, and preferably from about 6 to about 12 carbon atoms. The components, upon mixing, form a composition having a pH in the range of about 5 to about 10.
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: June 24, 2003
    Assignee: Ecolab Inc.
    Inventors: Guang-jong Jason Wei, David Daniel McSherry, Francis Lawrence Richter, Richard K. Staub
  • Antimicrobial compositions for mastitis control
    Publication number: 20030113384
    Abstract: Antimicrobial compositions containing an iodine compound and a carboxylic acid, for example, a fatty acid, are disclosed. The compositions can be formulated for use as a surgical scrub, wound antiseptic, pre-operative skin preparation, industrial sanitizer, antimicrobial soap, teat dip, etc. In one particularly advantageous embodiment, a composition of the invention is formulated as a teat dip further including a rheology modifier, at least one surfactant, suitable emollients, skin conditioners and lubricants.
    Type: Application
    Filed: August 12, 2002
    Publication date: June 19, 2003
    Applicant: Ecolab Inc.
    Inventors: Dale Lind Fredell, Francis Lawrence Richter, Benjamin R. Bode
  • 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
  • ANTIMICROBIAL COMPOSITIONS FOR MASTITIS CONTROL
    Publication number: 20010036482
    Abstract: Antimicrobial compositions containing an iodine compound and a carboxylic acid, for example, a fatty acid, are disclosed. The compositions can be formulated for use as a surgical scrub, wound antiseptic, pre-operative skin preparation, industrial sanitizer, antimicrobial soap, teat dip, etc. In one particularly advantageous embodiment, a composition of the invention is formulated as a teat dip further including a rheology modifier, at least one surfactant, suitable emollients, skin conditioners and lubricants.
    Type: Application
    Filed: October 15, 1999
    Publication date: November 1, 2001
    Inventors: DALE LIND FREDELL, FRANCIS LAWRENCE RICHTER, BENJAMIN R. BODE