3901997

Information

• Patent Grant
• 3901997

• References
• Source

• Patent Number

  3,901,997

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1975
  49 years ago

• CPC

  • C03C17/3618 - Coatings of type glass/inorganic compound/other inorganic layers, at least one layer being metallic
  • C03C17/36 - at least one coating being a metal
  • C03C17/3628 - one layer at least containing a sulfide
  • C03C17/3649 - made of metals other than silver
  • C03C17/366 - Low-emissivity or solar control coatings
  • C03C17/3681 - the multilayer coating being used in glazing
  • C03C2217/73 - Anti-reflective coatings with specific characteristics
  • Y10S428/918 - Material abnormally transparent

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 359 - Optical: systems and elements
  • 427 - Coating processes