Patents by Inventor Paul F. Gergen

Paul F. Gergen 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).

  • Compact wireless intercom
    Patent number: D490799
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: June 1, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony G. Gubbels, Paul F. Gergen
  • Compact wireless intercom
    Patent number: D495681
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: September 7, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony G. Gubbels, Paul F. Gergen
  • Compact wireless intercom
    Patent number: D495682
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: September 7, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony G. Gubbels, Paul F. Gergen
  • Compact wireless intercom
    Patent number: D496023
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: September 14, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony G. Gubbels, Paul F. Gergen
  • Compact wireless intercom
    Patent number: D496024
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: September 14, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Anthony G. Gubbels, Paul F Gergen