Patents by Inventor Christopher W. Upham-Hill

Christopher W. Upham-Hill 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: 5211502
    Abstract: A connection system in the form of an assembly of components which can be connected to one another relatively quickly. The connection system comprises first and second members and a connecting element for interconnecting the first and second members. The first and second members each having a face with a connecting aperture therein opening into an internal space within the member. The connection element comprises a bridge portion and a pair of spigot portions one at each end of the bridge portion and extending transversely of the bridge portion. In connecting the first and second members together, the spigot portions of the connecting element are inserted into the openings in the respective members and displaced with respect to the members such that each spigot portion is received and retained in portion of the internal space of the respective member.
    Type: Grant
    Filed: March 15, 1991
    Date of Patent: May 18, 1993
    Inventor: Christopher W. Upham-Hill