Patents by Inventor Michael M. Wicklund

Michael M. Wicklund 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 cartridge indicator for guns
    Patent number: 4100691
    Abstract: A slidable pin, in a gun breech bolt, impinges on a chambered cartridge sliding rearwardly, striking the arm of a pivoted angle indicator raising an indicator surface above the bolt in view of the user. A spring detent normally holds the pin forwardly so as to not strike the indicator when no cartridge is in the chamber.
    Type: Grant
    Filed: December 6, 1976
    Date of Patent: July 18, 1978
    Inventor: Michael M. Wicklund