Patents Assigned to Le Vian Corporation

Extraterrestrial step cuts in a cushion-shaped gemstone

Patent number: D674721

Type: Grant

Filed: July 20, 2012

Date of Patent: January 22, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Parisian honeycomb cuts in a cushion-shaped gemstone

Patent number: D674722

Type: Grant

Filed: July 20, 2012

Date of Patent: January 22, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Starcuts in an octagonal gemstone

Patent number: D674723

Type: Grant

Filed: July 20, 2012

Date of Patent: January 22, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Extraterrestrial step cuts in a round gemstone

Patent number: D678115

Type: Grant

Filed: July 20, 2012

Date of Patent: March 19, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Parisian honeycomb cuts in an oval gemstone

Patent number: D678116

Type: Grant

Filed: July 20, 2012

Date of Patent: March 19, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Extraterrestrial step cuts in a round gemstone

Patent number: D678809

Type: Grant

Filed: July 20, 2012

Date of Patent: March 26, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Extraterrestrial step cuts in a cushion-shaped gemstone

Patent number: D678810

Type: Grant

Filed: July 20, 2012

Date of Patent: March 26, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Roll top french cuts in an oval gemstone

Patent number: D678811

Type: Grant

Filed: July 20, 2012

Date of Patent: March 26, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Starcuts in a round gemstone

Patent number: D678812

Type: Grant

Filed: July 20, 2012

Date of Patent: March 26, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Parisian honeycomb cuts in a cushion-shaped gemstone

Patent number: D686935

Type: Grant

Filed: July 20, 2012

Date of Patent: July 30, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Parisian honeycomb cuts in an octagonal gemstone

Patent number: D686936

Type: Grant

Filed: July 20, 2012

Date of Patent: July 30, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Roll top french cuts in an octagonal gemstone

Patent number: D686937

Type: Grant

Filed: July 20, 2012

Date of Patent: July 30, 2013

Assignee: Le Vian Corporation

Inventor: Edmond LeVian
Jewelry with gradient gemstone pattern

Patent number: D814964

Type: Grant

Filed: June 20, 2016

Date of Patent: April 10, 2018

Assignee: LE VIAN CORPORATION

Inventor: Edmond LeVian