Patents by Inventor Michael Ishee

Michael Ishee 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).

  • Charged membrane
    Patent number: 7189322
    Abstract: The present invention provides a hydrophilic charged microporous membrane comprising a porous hydrophobic substrate and a coating comprising a charge-providing agent. The present invention further provides a hydrophilic charged membrane comprising a porous hydrophobic substrate and a hydrophilic charge-providing agent distributed within the substrate. The present invention further provides a filter as well as a filter device comprising the inventive hydrophilic charged membrane. The present invention further provides a process for treating a fluid containing bacterial contaminants such as endotoxins comprising contacting the membrane with the fluid to provide a bacterial contaminant depleted fluid.
    Type: Grant
    Filed: January 26, 2005
    Date of Patent: March 13, 2007
    Assignee: Pall Corporation
    Inventors: Xiaosong Wu, Joe L. Kinsey, Jr., Michael Ishee, Peter Konstantin, Joel Shertok, Yujing Yang
  • Charged membrane
    Publication number: 20060151374
    Abstract: The present invention provides a hydrophilic charged microporous membrane comprising a porous hydrophobic substrate and a coating comprising a charge-providing agent. The present invention further provides a hydrophilic charged membrane comprising a porous hydrophobic substrate and a hydrophilic charge-providing agent distributed within the substrate. The present invention further provides a filter as well as a filter device comprising the inventive hydrophilic charged membrane. The present invention further provides a process for treating a fluid containing bacterial contaminants such as endotoxins comprising contacting the membrane with the fluid to provide a bacterial contaminant depleted fluid.
    Type: Application
    Filed: January 26, 2005
    Publication date: July 13, 2006
    Applicant: Pall Corporation
    Inventors: Xiaosong Wu, Joe Kinsey, Michael Ishee, Peter Konstantin, Joel Shertok, Yujing Yang
  • Charged membrane
    Patent number: 6849185
    Abstract: The present invention provides a hydrophilic charged microporous membrane comprising a porous hydrophobic substrate and a coating comprising a charge-providing agent. The present invention further provides a hydrophilic charged membrane comprising a porous hydrophobic substrate and a hydrophilic charge-providing agent distributed within the substrate. The present invention further provides a filter as well as a filter device comprising the inventive hydrophilic charged membrane. The present invention further provides a process for treating a fluid containing bacterial contaminants such as endotoxins comprising contacting the membrane with the fluid to provide a bacterial contaminant depleted fluid.
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: February 1, 2005
    Inventors: Xiaosong Wu, Joe L. Kinsey, Jr., Michael Ishee, Peter Konstantin, Joel Shertok, Yujing Yang