Patents by Inventor Charles E. Haydock

Charles E. Haydock 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).

  • Anchor bolt sleeve
    Patent number: 4198798
    Abstract: An adjustable pipe sleeve for an anchor bolt comprises a length of cylindrical pipe supported in depending position on an anchor bolt by an adapter assembly which includes one part threaded onto an upper end portion of the bolt and another part threadably engaged with the upper end of the pipe. Coengagable bearing surfaces on the parts cooperate to maintain the pipe in an adjusted axial position and in coaxial alignment with the bolt.
    Type: Grant
    Filed: June 22, 1977
    Date of Patent: April 22, 1980
    Inventor: Charles E. Haydock