Patent · US Expired

Merged-mask micro-machining process

US6617098B1 · kind B1 · utility

4Cited by
26References
55Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 1999
Grant dateSep 9, 2003
Priority date
Expiry dateJul 13, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB81C2203/0109
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A merged-mask micro-machining process is provided that includes the application of a plurality of layers of masking material that are patterned to provide a plurality of etching masks.

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