Patents by Inventor Robert D. Brice

Robert D. Brice 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).

  • Platform attachment
    Patent number: 4160493
    Abstract: A platform attachment is disclosed herein which comprises a pair of posts having cross members connecting therebetween. Extensions are secured to opposite sides of each post at the bottom end of the post to receive therebetween a ladder rung. A pair of arms is connected to each of the posts and the arms are pivotally connected thereto. Each of the pair of arms receives therebetween one of the ladder rails. A platform is mounted upon the pairs of arms and includes members which are received between each of the pairs of arms.
    Type: Grant
    Filed: January 3, 1978
    Date of Patent: July 10, 1979
    Inventor: Robert D. Brice