Patents by Inventor Peter L. Mann

Peter L. Mann 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).

  • Locking hinge device
    Patent number: 5193695
    Abstract: Hinge device (10, 10') having a tubular member (12, 12') and an elongate member (14, 114'). The elongate member (14, 14') is slideable in the tubular member (12, 12'). The elongate member (14, 14') comprises a first portion (28, 28') and a second portion (16, 16'). When the first portion (28, 28') is positioned inside the tubular member (12, 12') the elongate member (14, 14') is swivelable about its longitudinal axis (24, 24'). When the second portion (16, 16') is positioned inside the tubular member (12, 12') the elongate member (14, 14') is not swivelable about its longitudinal axis (24, 24').
    Type: Grant
    Filed: February 25, 1991
    Date of Patent: March 16, 1993
    Inventor: Peter L. Mann