2003850

Information

• Patent Grant
• 2003850

• References
• Source

• Patent Number

  2,003,850

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1935
  90 years ago

• CPC

  • C04B20/1059 - Pigments or precursors thereof
  • Y10S425/101 - Aggregate and pellet
  • Y10T428/2993 - Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 427 - Coating processes