Patent · US Expired

Decorative carbon coating and method

US4524106A · kind A · utility

34Cited by
9References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 23, 1983
Grant dateJun 18, 1985
Priority date
Expiry dateJun 23, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Coatings are provided that are especially useful for decorative purposes. The coatings are black, amorphous carbon and may be formed by dc magnetron sputtering on a substrate utilizing a target of high density graphite.

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