3779937

Information

• Patent Grant
• 3779937

• References
• Source

• Patent Number

  3,779,937

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1973
  50 years ago

• CPC

  • G03C1/832 - Methine or polymethine dyes
  • G02B5/223 - containing organic substances
  • G03C7/18 - Processes for the correction of the colour image in subtractive colour photography
  • G03C7/28 - Silver dye bleach processes Materials therefor Preparing or processing such materials

• US Classifications

  • 252 - Compositions
  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 548 - Organic compounds