3926969

Information

• Patent Grant
• 3926969

• References
• Source

• Patent Number

  3,926,969

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1975
  49 years ago

• CPC

  • C07D263/57 - Aryl or substituted aryl radicals
  • C07D249/06 - with aryl radicals directly attached to ring atoms
  • C08K5/35 - having also oxygen in the ring
  • C09B29/32 - from coupling components containing a reactive methylene group
  • C09B29/325 - free of acid groups

• US Classifications

  • 548 - Organic compounds
  • 252 - Compositions