3645808

Information

• Patent Grant
• 3645808

• References
• Source

• Patent Number

  3,645,808

• Date Filed

  Not available

• Date Issued

  Tuesday, February 29, 1972
  53 years ago

• CPC

  • H01L21/82 - to produce devices
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L21/221 - of killers
  • Y10S148/062 - Gold diffusion
  • Y10S438/917 - Deep level dopants

• US Classifications

  • 438 - Semiconductor device manufacturing: process
  • 148 - Metal treatment
  • 257 - Active solid-state devices