Patents by Inventor Paul Faerstein

Paul Faerstein 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).

  • Underwater breathing device
    Patent number: D517206
    Type: Grant
    Filed: June 4, 2004
    Date of Patent: March 14, 2006
    Inventor: Paul Faerstein