1545819

Information

• Patent Grant
• 1545819

• References
• Source

• Patent Number

  1,545,819

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1925
  99 years ago

• CPC

  • C09B53/00 - Quinone imides
  • D06P1/22 - using vat dyestuffs including indigo
  • Y10S8/911 - Sulfonated
  • Y10S8/921 - Cellulose ester or ether

• US Classifications

  • 008 - Bleaching and dyeing