Patents by Inventor John J. Diviak, Sr.

John J. Diviak, Sr. 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).

  • Lava lamp
    Patent number: D437965
    Type: Grant
    Filed: June 6, 2000
    Date of Patent: February 20, 2001
    Inventor: John J. Diviak, Sr.
  • Lava lamp
    Patent number: D438329
    Type: Grant
    Filed: June 6, 2000
    Date of Patent: February 27, 2001
    Inventor: John J. Diviak, Sr.
  • Cremation urn
    Patent number: D493934
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: August 3, 2004
    Inventor: John J. Diviak, Sr.
  • Pet urn
    Patent number: D398733
    Type: Grant
    Filed: August 27, 1997
    Date of Patent: September 22, 1998
    Inventor: John J. Diviak, Sr.
  • Pen and pencil caddy
    Patent number: D407211
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: March 30, 1999
    Inventor: John J. Diviak, Sr.