Patents by Inventor Herbert W. Marx

Herbert W. Marx 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).

  • Fluctuating volume adjustable preparatory below knee prosthetic socket
    Patent number: 4842608
    Abstract: A fluctuating volume adjustable prosthetic socket for below-the-knee amputees comprising a generally hollow main body support of rigid plastic; a posterior popliteal section of rigid plastic generally contoured to conform to the posterior anatomy of the knees; elasticized sleeve means supported at lower portions of said posterior popliteal section; and cooperating locking means disposed on said posterior section and said main support section for adjustably joining said sections for controlled limited anterior-posterior displacement with respect to each other.
    Type: Grant
    Filed: January 27, 1988
    Date of Patent: June 27, 1989
    Assignee: Ortho-Bionics Laboratory, Inc.
    Inventors: Herbert W. Marx, Norbert Marx