Patents by Inventor Larry D. Abner

Larry D. Abner 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: 4171834
    Abstract: Disclosed herein is a device for connecting corrugated drainage tiles and the like which comprises a sleeve member which fits around the adjacent ends of coaxial drainage tiles. The sleeve member includes tabs which extend from a first side of the sleeve member and are received within the external, circumferential channels in the drainage tiles. One end of the sleeve member includes connecting tabs which are adapted to be received within openings located at the end of the sleeve member. The sleeve member may thereby be positioned about the adjacent drainage tiles and the ends of the sleeve member are secured together by insertion of the connecting tabs into the respective openings in the sleeve member.
    Type: Grant
    Filed: May 3, 1978
    Date of Patent: October 23, 1979
    Inventor: Larry D. Abner