3467670

Information

• Patent Grant
• 3467670

• References
• Source

• Patent Number

  3,467,670

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1969
  55 years ago

• CPC

  • C08K5/3417 - condensed with carbocyclic rings
  • A61K8/492 - having condensed rings
  • A61Q17/04 - Topical preparations for affording protection against sunlight or other radiation Topical sun tanning preparations
  • C07D207/337 - Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D209/42 - Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D211/70 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
  • C07D213/57 - Nitriles
  • C07D307/54 - Radicals substituted by carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
  • C07D333/24 - Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D333/26 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen

• US Classifications

  • 548 - Organic compounds
  • 524 - Synthetic resins or natural rubbers