3772078

Information

• Patent Grant
• 3772078

• References
• Source

• Patent Number

  3,772,078

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1973
  51 years ago

• CPC

  • H05K3/185 - by making a catalytic pattern by photo-imaging
  • C23C18/1608 - from pretreatment step
  • C23C18/1612 - through irradiation means
  • C23C18/1644 - porous substrates
  • C23C18/285 - Sensitising or activating with tin based compound or composition
  • G03C1/64 - Compositions containing iron compounds as photosensitive substances
  • G03F7/0047 - characterised by additives for obtaining a metallic or ceramic pattern
  • H05K3/426 - initial plating of through-holes in substrates without metal
  • Y10S430/168 - X-ray exposure process
  • Y10T428/24273 - including aperture
  • Y10T428/24802 - Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
  • Y10T428/24999 - Inorganic

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 427 - Coating processes
  • 430 - Radiation imagery chemistry: process, composition, or product thereof