Patents by Inventor Gertrud Envall

Gertrud Envall 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).

  • Pill box
    Patent number: D652204
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: January 17, 2012
    Inventors: Henrik Lindqvist, Gertrud Envall