(19)
(11) EP 2 422 640 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
20.03.2013 Bulletin 2013/12

(43) Date of publication A2:
29.02.2012 Bulletin 2012/09

(21) Application number: 10197031.7

(22) Date of filing: 27.12.2010
(51) International Patent Classification (IPC): 
A44C 17/00(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 31.08.2010 US 871988

(71) Applicant: Firestone Inc.
New York NY 10011 (US)

(72) Inventor:
  • Modi, Nirav
    New York, NY, 10019 (US)

(74) Representative: Ilgart, Jean-Christophe 
BREVALEX 95 rue d'Amsterdam
75378 Paris Cedex 8
75378 Paris Cedex 8 (FR)

   


(54) Multifaceted gemstones with connecting link


(57) A gemstone (10) having a front (12) and back (10). The gemstone comprises a lower pavilion and an upper crown. The crown has a top surface and a pair of longitudinally opposed multi-faceted sides that slope downwardly away from said top and towards said pavilion. The top surface of the crown comprises two laterally opposed top surface portions (38) that are separated from one another by a single horizontally directed straight linear peak (42) running in a longitudinal direction between said sides with each top surface portion sloping downwardly in a lateral direction away from said peak and towards said front and back respectively. Said pavilion has a bottom surface (18), said bottom surface having at least one horizontally directed planar bottom portion.







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Search report