Patents by Inventor William N. Knopka, III

William N. Knopka, III 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).

  • Golf club head
    Patent number: D922506
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: June 15, 2021
    Assignee: PARSONS XTREME GOLF, LLC
    Inventors: Robert R. Parsons, Michael R. Nicolette, Bradley D. Schweigert, Caleb S. Kroloff, Daniel C. Kirtley, William N. Knopka, III
  • Golf club head
    Patent number: D956903
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: July 5, 2022
    Assignee: PARSONS XTREME GOLF, LLC
    Inventors: Robert R. Parsons, Michael R. Nicolette, Bradley D. Schweigert, Caleb S. Kroloff, Daniel C. Kirtley, William N. Knopka, III
  • Golf club head
    Patent number: D962369
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: August 30, 2022
    Assignee: PARSONS XTREME GOLF, LLC
    Inventors: Robert R. Parsons, Michael R. Nicolette, Bradley D. Schweigert, Caleb S. Kroloff, Daniel C. Kirtley, William N. Knopka, III