Patents by Inventor Mark J. Freeman

Mark J. Freeman 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).

  • Orthotic caliper
    Patent number: 5507719
    Abstract: An orthotic caliper having at least two lockable steels for attachment to the respective limb members of the human body and having a locking pivotal connection between the steels, characterized by a releasable locking member which can be loaded in compression by the steels and which acts directly on at least one of the steels, and preferably on both of them, to lock them in a desired position when so loaded.
    Type: Grant
    Filed: March 15, 1994
    Date of Patent: April 16, 1996
    Assignee: Hugh Steeper Limited
    Inventor: Mark J. Freeman