Patent · US Expired

Decreasing plated metal defects

US4431685A · kind A · utility

3Cited by
31References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1982
Grant dateFeb 14, 1984
Priority date
Expiry dateJul 2, 2002

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K2203/072
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method of decreasing plated metal defects by applying a layer of a noble metal such as palladium, platinum, gold, iridium, rhodium, or mixtures thereof between a photoresist and a metallic surface.

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