Patents by Inventor Mark J. Sewelll

Mark J. Sewelll 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).

  • Pipe coupling segment
    Patent number: D748766
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: February 2, 2016
    Assignee: Victaulic Company
    Inventors: Craig Haney, Loretta Marsicano, Mark J. Sewelll
  • Pipe coupling segment
    Patent number: D753272
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: April 5, 2016
    Assignee: Victaulic Company
    Inventors: Loretta Marsicano, Craig Haney, Mark J. Sewelll