3929844

Information

• Patent Grant
• 3929844

• References
• Source

• Patent Number

  3,929,844

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • A61K31/566 - having an oxo group in position 17
  • A23K20/168 - Steroids
  • C07J1/00 - Normal steroids containing carbon, hydrogen, halogen or oxygen, not substituted in position 17 beta by a carbon atom
  • C07J51/00 - Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
  • C07J75/00 - Processes for the preparation of steroids in general
  • Y10S264/72 - Processes of molding by spraying

• US Classifications

  • 552 - Organic compounds
  • 264 - Plastic and nonmetallic article shaping or treating: processes