Patent · US Expired

Heated backlights

US4728781A · kind A · utility

7Cited by
1References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 1986
Grant dateMar 1, 1988
Priority date
Expiry dateAug 11, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24926
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A heated automobile backlight having a dark colored electroconductive grid. The composition includes silver powder, a glass frit such a lead borosilicate frit, and reducing agents such as stannous sulfate and chromic oxide.

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