3873520

Information

• Patent Grant
• 3873520

• References
• Source

• Patent Number

  3,873,520

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1975
  49 years ago

• CPC

  • C07D211/72 - with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, directly attached to ring carbon atoms
  • C07D207/22 - with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
  • C07D211/74 - Oxygen atoms
  • C07D227/08 - Oxygen atoms
  • C07D227/10 - Nitrogen atoms not forming part of a nitro radical
  • C07C2103/18 - (Hydrogenated) fluorenes
  • Y10S514/822 - Anticoagulation
  • Y10S514/869 - Diuretic

• US Classifications

  • 540 - Organic compounds
  • 514 - Drug, bio-affecting and body treating compositions
  • 546 - Organic compounds
  • 548 - Organic compounds