Patent · US Expired

Solventless, resistless direct dielectric patterning

US6509138B2 · kind B2 · utility

5Cited by
28References
23Claims
0Family size

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Key dates

Filing dateJan 12, 2000
Grant dateJan 21, 2003
Priority date
Expiry dateJan 12, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/36
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Processes for patterning radiation sensitive layers are disclosed. In one embodiment, the process includes depositing a radiation sensitive material on a substrate by chemical vapor deposition. The radiation sensitive material is exposed to radiation to form a pattern and the pattern is developed using a supercritical fluid (SCF).

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