Patents by Inventor Sharon Shufelt

Sharon Shufelt 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).

  • Safety shield
    Patent number: D315229
    Type: Grant
    Filed: April 21, 1988
    Date of Patent: March 5, 1991
    Inventor: Sharon Shufelt
  • Safety shield
    Patent number: D332497
    Type: Grant
    Filed: March 23, 1990
    Date of Patent: January 12, 1993
    Inventor: Sharon Shufelt
  • Aspiration safety shield
    Patent number: D355036
    Type: Grant
    Filed: February 22, 1993
    Date of Patent: January 31, 1995
    Inventor: Sharon Shufelt