Patents Assigned to G. D. Searle & Co. Limited
  • Pressure control tracheal device
    Patent number: 4182344
    Abstract: A device for controlling the pressure in an inflatable cuff surrounding an endotracheal or tracheostomy tube is described.
    Type: Grant
    Filed: August 19, 1977
    Date of Patent: January 8, 1980
    Assignee: G. D. Searle & Co., Limited
    Inventor: Gerald B. Benson
  • Immunological materials
    Patent number: 4046722
    Abstract: The present invention is concerned with a cytotoxic agent comprising an immunoglobulin specific for antigens on the surface of the cell to be killed having 1-10 polymer carrier molecules covalently bonded thereto and the polymer carrier having 5-500 molecules of a cytotoxic drug covalently bound. The compounds of the present invention are useful as anti tumor agents.
    Type: Grant
    Filed: January 14, 1976
    Date of Patent: September 6, 1977
    Assignee: G. D. Searle & Co. Limited
    Inventor: George Ferdinand Rowland
  • Cell culture medium
    Patent number: 4038139
    Abstract: The present invention relates to culture media in which animal cells may be grown and more particularly to such culture media containing animal serum and methods for culturing cells in the media. Specifically, the present invention encompasses a culture medium for lymphoblast cells comprising an aqueous nutrient medium containing 0.5% - 20% swine serum and about 0.1% of a surfactant which inhibits the precipitation of proteins and methods for using said medium.
    Type: Grant
    Filed: July 16, 1976
    Date of Patent: July 26, 1977
    Assignee: G. D. Searle & Co., Limited
    Inventor: John R. Birch
  • Device for measuring blood gases
    Patent number: 4005700
    Abstract: A device for the measurement of the partial pressure of blood gases comprising a body having a gas-permeable boundary wall for placement on the skin of the subject, a gas collection chamber in the body connected to an analysis instrument, a heating device to heat the skin area under the boundary wall and an electronic control to control the heating device and monitor the temperature of the skin area.
    Type: Grant
    Filed: April 7, 1975
    Date of Patent: February 1, 1977
    Assignee: G. D. Searle & Co. Limited
    Inventor: Dawood Parker