Patents by Inventor Nancy Gail PERLMUTTER

Nancy Gail PERLMUTTER 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).

  • Detection of cells in a liquid sample
    Patent number: 11415493
    Abstract: The invention relates to a method for counting cells, such as bacteria and/or somatic cells in liquid samples, such as in dairy products, preferably raw milk. Disclosed is a method comprising a combination of steps that apply dimeric nucleic acid dyes that normally do not penetrate cells (=cell-impermeant dyes), which are rendered cell-permeant by using the right combination of pH, buffer and temperature.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: August 16, 2022
    Assignee: PERKINELMER HEALTH SCIENCES B.V.
    Inventors: Pierre Laurent Emond, Nancy Gail Perlmutter, James Willis Kreider
  • DETECTION OF CELLS IN A LIQUID SAMPLE
    Publication number: 20190086301
    Abstract: The invention relates to a method for counting cells, such as bacteria and/or somatic cells in liquid samples, such as in dairy products, preferably raw milk. Disclosed is a method comprising a combination of steps that apply dimeric nucleic acid dyes that normally do not penetrate cells (=cell-impermeant dyes), which are rendered cell-permeant by using the right combination of pH, buffer and temperature.
    Type: Application
    Filed: March 17, 2017
    Publication date: March 21, 2019
    Inventors: Pierre Laurent EMOND, Nancy Gail PERLMUTTER, James Willis KREIDER