3719759

Information

• Patent Grant
• 3719759

• References
• Source

• Patent Number

  3,719,759

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1973
  51 years ago

• CPC

  • C07D233/64 - with substituted hydrocarbon radicals attached to ring carbon atoms
  • C07D233/92 - attached in position 4 or 5
  • C07D233/93 - with hydrocarbon radicals, substituted by halogen atoms, attached to other ring members
  • C07D233/94 - with hydrocarbon radicals, substituted by oxygen or sulfur atoms, attached to other ring members
  • C07D233/95 - with hydrocarbon radicals, substituted by nitrogen atoms, attached to other ring members
  • C07D471/04 - Ortho-condensed systems

• US Classifications

  • 514 - Drug, bio-affecting and body treating compositions