Patents by Inventor Steven Pfalzgraf

Steven Pfalzgraf 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).

  • Companion escutcheons
    Patent number: D813010
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: March 20, 2018
    Assignee: SARGENT MANUFACTURING COMPANY
    Inventors: Steven Pfalzgraf, Jameson Cook
  • Companion escutcheons
    Patent number: D823092
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: July 17, 2018
    Assignee: SARGENT MANUFACTURING COMPANY
    Inventors: Steven Pfalzgraf, Jameson Cook