Patents Assigned to Cielo S.A.
  • Publication number: 20100005834
    Abstract: A method for producing precious or semi-precious stones comprising the following steps is described: cutting and polishing of a rough crystal (1) so as to obtain a polyhedron of cut crystal (2); gluing together of at least four polyhedrons (2) of cut crystal so as to obtain a larger polyhedron (4); and cutting of the polyhedron (4) of glued crystals so as to obtain a finished precious or semi-precious stone (6).
    Type: Application
    Filed: July 9, 2008
    Publication date: January 14, 2010
    Applicant: CIELO S.R.L.
    Inventor: Massimiliano BONOLI
  • Patent number: D555532
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: November 20, 2007
    Assignee: Cielo S.r.l.
    Inventor: Massimiliano Bonoli
  • Patent number: D561635
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: February 12, 2008
    Assignee: Cielo S.R.L.
    Inventor: Massimiliano Bonoli
  • Patent number: D569294
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: May 20, 2008
    Assignee: Cielo S.r.l.
    Inventor: Massimiliano Bonoli
  • Patent number: D806158
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: December 26, 2017
    Assignee: Cielo S.A.
    Inventor: Daniel Yaginuma
  • Patent number: D849130
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: May 21, 2019
    Assignee: Cielo S.A.
    Inventor: Daniel Yaginuma
  • Patent number: D851169
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: June 11, 2019
    Assignee: Cielo S.A.
    Inventor: Daniel Yaginuma
  • Patent number: D914167
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: March 23, 2021
    Assignee: CERAMICA CIELO S.p.A.
    Inventors: Andrea Parisio, Giuseppe Pezzano
  • Patent number: D914168
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: March 23, 2021
    Assignee: CERAMICA CIELO S.P.A.
    Inventors: Andrea Parisio, Giuseppe Pezzano
  • Patent number: D914169
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: March 23, 2021
    Assignee: CERAMICA CIELO S.p.A.
    Inventors: Andrea Parisio, Giuseppe Pezzano