2143004

Information

• Patent Grant
• 2143004

• References
• Source

• Patent Number

  2,143,004

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1939
  86 years ago

• CPC

  • C04B24/20 - Sulfonated aromatic compounds
  • C04B24/12 - Nitrogen containing compounds organic derivatives of hydrazine
  • C04B41/5018 - with fluorine compounds

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 052 - Static structures
  • 264 - Plastic and nonmetallic article shaping or treating: processes