Patent · US Expired

Process for the manufacture of printed circuit boards

US6403146B1 · kind B1 · utility

2Cited by
7References
10Claims
0Family size

Inventors

Key dates

Filing dateMar 12, 1997
Grant dateJun 11, 2002
Priority date
Expiry dateApr 5, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49165
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a process for the manufacture of printed circuit boards. The method contemplates a novel processing sequence for this manufacturing process which method is particularly versatile in reducing the number of steps and variety of chemicals currently necessary to produce the circuit boards.

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