Patents by Inventor Roman Karvalis

Roman Karvalis 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).

  • Foldable bottle
    Patent number: D695607
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: December 17, 2013
    Inventor: Roman Karvalis