3809698

Information

• Patent Grant
• 3809698

• References
• Source

• Patent Number

  3,809,698

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1974
  50 years ago

• CPC

  • C07D513/04 - Ortho-condensed systems
  • C07D267/18 - [b, e]-condensed
  • C07D281/14 - [b, e]-condensed
  • C07D513/06 - Peri-condensed systems

• US Classifications

  • 540 - Organic compounds