Patents by Inventor Matthew Even Polstein

Matthew Even Polstein 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).

  • Protective helmet mask
    Patent number: D602647
    Type: Grant
    Filed: July 29, 2008
    Date of Patent: October 20, 2009
    Inventors: Michael Allan Polstein, Jason Michael Polstein, Matthew Even Polstein, Lauren Rachel Polstein, Carole McShane Polstein