Patent · US Expired

Heatable windshield

US7223940B2 · kind B2 · utility

9Cited by
37References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 2005
Grant dateMay 29, 2007
Priority date
Expiry dateFeb 22, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12611
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An electrically heatable transparency has at least one substrate, a first bus bar spaced from a second bus bar, and a conductive coating formed over at least a portion of the substrate. The first and second bus bars are in electrical contact with the coating. At least one of the bus bars has an end region in electrical contact with the coating. The end region is tapered such that the coating is of substantially uniform thickness on the end region.

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