Patents by Inventor John Schoettler

John Schoettler 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).

  • Vacuum cleaner with attached air filter
    Patent number: D579162
    Type: Grant
    Filed: August 29, 2007
    Date of Patent: October 21, 2008
    Assignee: Schoettler Research & Engineering Co.
    Inventor: John Schoettler