Patents by Inventor David Klassen

David Klassen 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).

  • Magazine well adapter and kit
    Patent number: 8726554
    Abstract: The magazine well adapter of the present invention, and associated kits and devices, improves the firing rate and accuracy of AK-type firearms by converting the traditional magazine well into a push-button drop ejection device.
    Type: Grant
    Filed: March 28, 2012
    Date of Patent: May 20, 2014
    Inventor: David Klassen
  • MAGAZINE WELL ADAPTER AND KIT
    Publication number: 20120255209
    Abstract: The magazine well adapter of the present invention, and associated kits and devices, improves the firing rate and accuracy of AK-type firearms by converting the traditional magazine well into a push-button drop ejection device.
    Type: Application
    Filed: March 28, 2012
    Publication date: October 11, 2012
    Inventor: David Klassen