Patents by Inventor Harold E. Yanna

Harold E. Yanna 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: 4934093
    Abstract: Landscape edging for defining a border proximate plant life comprises a generally planar member, an interior flange generally parallel to the plane of the member extending along a first portion thereof, and an exterior flange generally parallel to the plane of the member and extending along a second portion thereof. The member further includes a contiguous, raised wall projecting generally perpendicularly to the plane of the member, the wall is interposed between the interior and exterior flanges of the member and extends along the length of the member. The wall cooperates with the interior flange of the member to retain a mulch media thereby, and the wall, the interior and exterior flanges cooperate to limit the growth of undesirable foliage beneath the member. Various shapes of edging are disclosed.
    Type: Grant
    Filed: February 9, 1989
    Date of Patent: June 19, 1990
    Inventor: Harold E. Yanna