Patents Represented by Attorney W. Garrettson Ellis

Find this attorney in the Justia Lawyer Directory

  • Method and apparatus for controlling the dispensing of fluid
    Patent number: 4261356
    Abstract: A method is disclosed for controlling the dispensing of fluid from a source at a hydrostatic pressure involving the sequential measuring and dispensing of predetermined volumetric increments of fluid from the source of fluid during different ones of a series of time intervals. Apparatus is also provided for controlling the dispensing of fluid, including metering means for receiving a predetermined increment of fluid and for emptying the predetermined increment of fluid, conduit means for delivering fluid from a source of fluid to the metering means, and control means for actuating the metering means between a condition for receiving one predetermined increment of fluid and a condition for emptying the predetermined increment of fluid.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: April 14, 1981
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: Roger S. Turner, Charles R. Turner
  • Methods of dissolving blood clots and the like with streptokinase chemically bonded to a carbohydrate matrix
    Patent number: 3980772
    Abstract: One part by weight of streptokinase is chemically bonded to one to five hundred parts by weight of a carbohydrate, to form a material which has improved stability compared with free streptokinase.
    Type: Grant
    Filed: September 30, 1971
    Date of Patent: September 14, 1976
    Assignee: Baxter Laboratories, Inc.
    Inventors: Leonard George Ginger, Adaline Nicoles Mather