3856813

Information

• Patent Grant
• 3856813

• References
• Source

• Patent Number

  3,856,813

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • C09B39/00 - Other azo dyes prepared by diazotising and coupling
  • C07D327/00 - Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms
  • C08F20/44 - Acrylonitrile
  • C08G63/823 - for the preparation of polylactones or polylactides

• US Classifications

  • 549 - Organic compounds