3862881

Information

• Patent Grant
• 3862881

• References
• Source

• Patent Number

  3,862,881

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1975
  50 years ago

• CPC

  • B28B7/368 - Absorbent linings
  • B28B7/46 - for humidifying or dehumidifying
  • C04B28/14 - containing calcium sulfate cements
  • C04B2111/00068 - Mortar or concrete mixtures with an unusual water/cement ratio
  • Y10T428/24421 - Silicon containing
  • Y10T428/252 - Glass or ceramic [i.e., fired or glazed clay, cement, etc.] [porcelain, quartz, etc.]
  • Y10T428/26 - Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 106 - Compositions: coating or plastic