Patents by Inventor Leon Raymond Perkinson

Leon Raymond Perkinson 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).

  • Patient treatment pad for hot or cold use
    Patent number: 4114620
    Abstract: A medical pad with a pair of laminated plastic film panels defining a passage therebetween for circulating hot or cold water. The pad has a patient contact panel of long staple absorbent cellulosic fibers, and these fibers are anchored directly to a plastic film panel or are intertwined and locked to similar fibers that are so anchored. For moist therapy, the patient contact pad is wetted immediately before use.
    Type: Grant
    Filed: March 2, 1977
    Date of Patent: September 19, 1978
    Assignee: Moore-Perk Corporation
    Inventors: Francis Claudell Moore, Leon Raymond Perkinson