Patents by Inventor Kurt Finn Hammer

Kurt Finn Hammer 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).

  • Patent number: 4009714
    Abstract: A self-priming filter unit for filtering intravenous solutions. The filter unit is substantially rectangular in shape with an inlet at the bottom portion of the filter. The inner surface of the housing on the downstream side of the filter medium is grooved so as to cause air to flow to the outlet as the filter unit is being filled with liquid.
    Type: Grant
    Filed: July 30, 1975
    Date of Patent: March 1, 1977
    Assignees: Johnson & Johnson, Purolator, Inc.,
    Inventor: Kurt Finn Hammer
  • Patent number: 3954623
    Abstract: A blood filtration unit for filtering multiple units of blood comprising means for attaching the unit to a blood reservoir, a drip chamber and a segmental filtration compartment for filtering blood.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: May 4, 1976
    Assignees: Johnson & Johnson, Purolator, Inc.
    Inventors: Kurt Finn Hammer, James Beattie Henderson, George William Lane, William Lauer, Alfred Robert Luceyk, Francis Martin Servas