Patents by Inventor Robert James Mork

Robert James Mork 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).

  • Mortarless wall
    Patent number: 6138426
    Abstract: A mortarless wall 200 is constructed from blocks 201 having upper and lower recesses 202 positioned at a longitudinal centerline in upper and lower walls 206 to form channels that receive alignment rails 212 that extend across entire tiers 214 and 215 of aligned blocks 201 thereby securing and stabilizing each tier of blocks 201 via both top and bottom walls 206 of each block 201.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: October 31, 2000
    Inventors: Robert James Mork, Robert John Mork