2750540

Information

• Patent Grant
• 2750540

• References
• Source

• Patent Number

  2,750,540

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1956
  68 years ago

• CPC

  • H01L25/074 - Stacked arrangements of non-apertured devices
  • H01L21/02425 - Conductive materials
  • H01L21/02485 - Other chalcogenide semiconducting materials not being oxides
  • H01L21/02491 - Conductive materials
  • H01L21/02502 - consisting of two layers
  • H01L21/02521 - Materials
  • H01L21/02614 - Transformation of metal
  • H01L21/02631 - Physical deposition at reduced pressure
  • H01L21/06 - the devices having semiconductor bodies comprising selenium or tellurium in uncombined form other than as impurities in semiconductor bodies of other materials
  • H01L21/08 - Preparation of the foundation plate
  • H01L29/00 - Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier
  • H01L2924/0002 - Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

• US Classifications

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