Patents by Inventor Venerand R. Champagne

Venerand R. Champagne 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).

  • Frame for supporting stairs or the like
    Patent number: 4875315
    Abstract: A stair supporting frame made of a pair of stringers and a set of triangular blocks slidingly fitted in a groove provided in upper surface of the stringer. The groove has a uniform width defined by parallel sidewalls and the width of the blocks corresponds to the width of the groove. The blocks can slide into and along the groove. The degree of penetration of the blocks in the groove does not affect the outer appearance of the blocks relative to the stringer.
    Type: Grant
    Filed: June 13, 1988
    Date of Patent: October 24, 1989
    Inventor: Venerand R. Champagne