3909274

Information

• Patent Grant
• 3909274

• References
• Source

• Patent Number

  3,909,274

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • G03C1/26 - Polymethine chain forming part of a heterocyclic ring
  • C09B23/0083 - the heteroring being rhodanine in the chain

• US Classifications

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