1587669

Information

• Patent Grant
• 1587669

• References
• Source

• Patent Number

  1,587,669

• Date Filed

  Not available

• Date Issued

  Tuesday, June 8, 1926
  100 years ago

• CPC

  • C09B1/266 - only sulfonated in the anthracene nucleus
  • C09B1/203 - only sulfonated in the anthracene nucleus
  • C09B1/24 - sulfonated
  • Y10S8/921 - Cellulose ester or ether

• US Classifications

  • 008 - Bleaching and dyeing