Patents Assigned to Rosy Blue, N.V.
  • Special cut corner princess precious stone
    Patent number: D503649
    Type: Grant
    Filed: September 4, 2003
    Date of Patent: April 5, 2005
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Round brilliant star gemstone
    Patent number: D511709
    Type: Grant
    Filed: July 15, 2003
    Date of Patent: November 22, 2005
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • 73 Facet butterfly gem
    Patent number: D514977
    Type: Grant
    Filed: July 1, 2004
    Date of Patent: February 14, 2006
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone flower design
    Patent number: D526237
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: August 8, 2006
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • Precious stone flower design
    Patent number: D530643
    Type: Grant
    Filed: September 29, 2005
    Date of Patent: October 24, 2006
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • Ring
    Patent number: D539689
    Type: Grant
    Filed: June 21, 2004
    Date of Patent: April 3, 2007
    Assignee: Rosy Blue, N.V.
    Inventor: Francis Mertens
  • Precious stone design
    Patent number: D478528
    Type: Grant
    Filed: January 16, 2002
    Date of Patent: August 19, 2003
    Assignee: Rosy Blue, N.V.
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Precious stone design
    Patent number: D480983
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: October 21, 2003
    Assignee: Rosy Blue, N.V.
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Cut corner princess stone design
    Patent number: D484825
    Type: Grant
    Filed: February 25, 2003
    Date of Patent: January 6, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Precious stone flower design
    Patent number: D485205
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: January 13, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • High faceted precious stone design V (RB1-73)
    Patent number: D490014
    Type: Grant
    Filed: March 12, 2002
    Date of Patent: May 18, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Round cut stone design
    Patent number: D491093
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: June 8, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Dilip R. Mehta
  • Marquise cut stone design
    Patent number: D491094
    Type: Grant
    Filed: January 2, 2003
    Date of Patent: June 8, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Twelve point round cut precious stone
    Patent number: D493120
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: July 20, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Five petal flower gemstone
    Patent number: D493381
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: July 27, 2004
    Assignee: Rosy Blue, N.V.
    Inventor: Joe Chih-Chung Yuan
  • RB2-73 round cut precious stone design
    Patent number: D494083
    Type: Grant
    Filed: March 20, 2003
    Date of Patent: August 10, 2004
    Assignee: Rosy Blue N.V.
    Inventor: Dilip R. Mehta
  • Highly faceted princess cut stone
    Patent number: D584992
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: January 20, 2009
    Assignee: Rosy Blue, N.V.
    Inventor: Dipu Mehta
  • Marquise cut precious stone design
    Patent number: D498170
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: November 9, 2004
    Assignee: Rosy Blue N.V., A Corp. of Belgium
    Inventors: Dilip R. Mehta, Priti Harshad Mehta
  • Multiple facet gemstone
    Patent number: D753536
    Type: Grant
    Filed: April 13, 2015
    Date of Patent: April 12, 2016
    Assignee: Rosy Blue, N.V.
    Inventor: Ravikumar Bhansali
  • Multiple facet gemstone
    Patent number: D823711
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: July 24, 2018
    Assignee: ROSY BLUE, N.V.
    Inventor: Ravikumar Bhansali