2556515

Information

• Patent Grant
• 2556515

• References
• Source

• Patent Number

  2,556,515

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1951
  73 years ago

• CPC

  • C09B23/0091 - having only one heterocyclic ring at one end of the methine chain
  • C09B23/0083 - the heteroring being rhodanine in the chain
  • C09B23/04 - one >CH- group
  • G03C1/16 - with one CH group

• US Classifications

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