3798031

Information

• Patent Grant
• 3798031

• References
• Source

• Patent Number

  3,798,031

• Date Filed

  Not available

• Date Issued

  Tuesday, March 19, 1974
  50 years ago

• CPC

  • G03G5/0637 - containing one hetero atom
  • C07D215/06 - having only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to the ring nitrogen atom
  • C07D215/20 - Oxygen atoms
  • C07D221/18 - Ring systems of four or more rings
  • C07D455/04 - containing a quinolizine ring system condensed with only one six-membered carbocyclic ring
  • G03G5/0646 - in the same being system
  • G03G5/0661 - in different ring systems, each system containing at least one hetero ring

• US Classifications

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