3855246

Information

• Patent Grant
• 3855246

• References
• Source

• Patent Number

  3,855,246

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • C07D207/323 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atoms
  • C07D307/36 - with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
  • C07D319/02 - 1,2-Dioxanes Hydrogenated 1,2-dioxanes
  • G03B21/11 - for microfilm reading

• US Classifications

  • 549 - Organic compounds
  • 204 - Chemistry: electrical and wave energy
  • 568 - Organic compounds