3907621

Information

• Patent Grant
• 3907621

• References
• Source

• Patent Number

  3,907,621

• Date Filed

  Not available

• Date Issued

  Tuesday, September 23, 1975
  49 years ago

• CPC

  • H05K3/185 - by making a catalytic pattern by photo-imaging
  • C23C18/1605 - by masking
  • C23C18/2086 - with use of organic or inorganic compounds other than metals, first
  • C23C18/26 - using organic liquids
  • H05K3/181 - by electroless plating
  • H05K3/182 - characterised by the patterning method
  • H05K3/381 - by special treatment of the substrate
  • C23C18/1653 - Two or more layers with at least one layer obtained by electroless plating and one layer obtained by electroplating
  • H05K3/387 - for electroless plating
  • H05K2203/0783 - Using solvent
  • H05K2203/122 - Organic non-polymeric compounds

• US Classifications

  • 216 - Etching a substrate: processes
  • 430 - Radiation imagery chemistry: process, composition, or product thereof