Patents by Inventor Larry O. Berryman

Larry O. Berryman 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: 5454445
    Abstract: An elevated observation stand is made in the form of a tubular ladder member with an eccentrically mounted seat and platform at the upper end, extending obliquely for safe access. A strap, engaged and tightened from the ground, binds the tubular ladder member to a tree at mid-span with sufficient force that the resulting friction supports the platform under load.
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: October 3, 1995
    Inventor: Larry O. Berryman