3674494

Information

• Patent Grant
• 3674494

• References
• Source

• Patent Number

  3,674,494

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1972
  52 years ago

• CPC

  • G03F7/091 - characterised by antireflection means or light filtering or absorbing means
  • G03C1/833 - Dyes containing a metal atom
  • G03F7/029 - Inorganic compounds Onium compounds Organic compounds having hetero atoms other than oxygen, nitrogen or sulfur
  • Y10S430/107 - Polyamide or polyurethane
  • Y10S430/151 - Matting or other surface reflectivity altering material

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 522 - Synthetic resins or natural rubbers