3629274

Information

• Patent Grant
• 3629274

• References
• Source

• Patent Number

  3,629,274

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1971
  54 years ago

• CPC

  • G03C8/48 - characterised by substances used for masking the image-forming section
  • G03C1/22 - with an even number of CH groups
  • G03C1/832 - Methine or polymethine dyes
  • G03C5/48 - Mordanting

• US Classifications

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