Patent · US Expired

Laser-markable compositions

US7485403B2 · kind B2 · utility

33Cited by
8References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 18, 2002
Grant dateFeb 3, 2009
Priority date
Expiry dateJul 25, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24802
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A laser-markable composition comprises a binder and an oxyanion of a multivalent metal.

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