Patent · US Expired

Laser marking on diamonds

US6552300B2 · kind B2 · utility

10Cited by
8References
27Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 2, 2001
Grant dateApr 22, 2003
Priority date
Expiry dateAug 2, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41M5/24
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A diamond marking attachment comprising a laser, for a 3D diamond mapping apparatus, and a method of laser marking on a diamond surface, via a material that is capable of interacting with a laser beam either in a way that this material is permanently changed and turns into a char mark that adheres to the diamond surface, or in a way that a permanent mark is etched through the material into the diamond surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.