3853855

Information

• Patent Grant
• 3853855

• References
• Source

• Patent Number

  3,853,855

• Date Filed

  Not available

• Date Issued

  Tuesday, December 10, 1974
  50 years ago

• CPC

  • C07D207/08 - with hydrocarbon radicals, substituted by hetero atoms, attached to ring carbon atoms
  • C07D207/10 - with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one to halogen
  • C07D207/18 - having one double bond between ring members or between a ring member and a non-ring member
  • C07D211/22 - by oxygen atoms
  • C07D211/32 - by oxygen atoms
  • Y10S514/822 - Anticoagulation

• US Classifications

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