Patents by Inventor Karl John Anthony Underwood

Karl John Anthony Underwood 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).

  • Photoformed silicone sensor membrane
    Patent number: 8241487
    Abstract: A sensing device includes a sensing surface, and a matrix overlaying the sensing surface. The sensing device includes a photoformed membrane overlaying at least a portion of the matrix. The photoformed membrane includes a directly photoformed organosiloxane polymer that is substantially permeable to gaseous molecules and substantially impermeable to non-gaseous molecules and ions.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: August 14, 2012
    Assignee: Abbott Point of Care Inc.
    Inventors: Margot Leanne McCann, Sandra Kay Shaw, Karl John Anthony Underwood, Harvey Eric Rabe
  • Photoformed Silicone Sensor Membrane
    Publication number: 20110139616
    Abstract: A sensing device includes a sensing surface, and a matrix overlaying the sensing surface. The sensing device includes a photoformed membrane overlaying at least a portion of the matrix. The photoformed membrane includes a directly photoformed organosiloxane polymer that is substantially permeable to gaseous molecules and substantially impermeable to non-gaseous molecules and ions.
    Type: Application
    Filed: February 24, 2011
    Publication date: June 16, 2011
    Applicant: Abbott Point of Care Inc.
    Inventors: Margot Leanne McCann, Sandra Kay Shaw, Karl John Anthony Underwood, Harvey Eric Rabe
  • Photoformed silicone sensor membrane
    Patent number: 7918978
    Abstract: A sensing device includes a sensing surface, and a matrix overlaying the sensing surface. The sensing device includes a photoformed membrane overlaying at least a portion of the matrix. The photoformed membrane includes a directly photoformed organosiloxane polymer that is substantially permeable to gaseous molecules and substantially impermeable to non-gaseous molecules and ions.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: April 5, 2011
    Assignee: I-STAT Corporation
    Inventors: Margot Leanne McCann, Sandra Kay Shaw, Karl John Anthony Underwood, Harvey Eric Rabe