Patents by Inventor William Ortlepp

William Ortlepp 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).

  • Rock bolt
    Publication number: 20050207851
    Abstract: An anchor device which includes a pipe (16), an elongate member (18) which is partly inside the pipe and which has an end (20) which protrudes from the pipe (16), and a restraining component (22) which is engaged with the protruding end (20). and wherein the pipe (16) and elongate member (18) are shaped with a plurality of formations, along their respective lengths, so that the elongate member (16) can only be withdrawn from the tubular member by deforming the elongate member(18).
    Type: Application
    Filed: February 25, 2003
    Publication date: September 22, 2005
    Inventor: William Ortlepp