Patents by Inventor Itzhak Siman-Tov

Itzhak Siman-Tov 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).

  • Gemstone
    Patent number: D502424
    Type: Grant
    Filed: December 17, 2003
    Date of Patent: March 1, 2005
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D503123
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: March 22, 2005
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D511476
    Type: Grant
    Filed: February 11, 2005
    Date of Patent: November 15, 2005
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D528461
    Type: Grant
    Filed: August 15, 2005
    Date of Patent: September 19, 2006
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D553540
    Type: Grant
    Filed: August 2, 2006
    Date of Patent: October 23, 2007
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D554558
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: November 6, 2007
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D605972
    Type: Grant
    Filed: May 8, 2008
    Date of Patent: December 15, 2009
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Flower-shaped cut diamond
    Patent number: D384592
    Type: Grant
    Filed: May 30, 1996
    Date of Patent: October 7, 1997
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Flower-shaped cut diamond
    Patent number: D398552
    Type: Grant
    Filed: November 14, 1996
    Date of Patent: September 22, 1998
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D661617
    Type: Grant
    Filed: December 9, 2011
    Date of Patent: June 12, 2012
    Assignee: Lili Diamonds of the Diamond Exchange
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D662851
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: July 3, 2012
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D663650
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: July 17, 2012
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D674313
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: January 15, 2013
    Assignee: Lili Diamonds of the Diamond Exchange
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D674314
    Type: Grant
    Filed: March 5, 2012
    Date of Patent: January 15, 2013
    Assignee: Lili Diamonds of the Diamond Exchange
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D676351
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: February 19, 2013
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-Tov, Itzhak Siman-Tov, Avraham Siman-Tov
  • Gemstone
    Patent number: D684883
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: June 25, 2013
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-tov, Itzhak Siman-tov, Avraham Siman-tov
  • Gemstone
    Patent number: D684884
    Type: Grant
    Filed: December 11, 2012
    Date of Patent: June 25, 2013
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-tov, Itzhak Siman-tov, Avraham Siman-tov
  • Gemstone
    Patent number: D727784
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: April 28, 2015
    Assignee: Lili Diamonds
    Inventors: Jacob Siman-tov, Itzhak Siman-tov, Avraham Siman-tov