3157533

Information

• Patent Grant
• 3157533

• References
• Source

• Patent Number

  3,157,533

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1964
  60 years ago

• CPC

  • D21H19/70 - with internal voids
  • D21H19/50 - Proteins
  • Y10T428/249976 - Voids specified as closed
  • Y10T428/249986 - Void-containing component contains also a solid fiber or solid particle
  • Y10T428/2982 - Particulate matter [e.g., sphere, flake, etc.]
  • Y10T428/31765 - Inorganic-containing or next to inorganic-containing
  • Y10T428/31775 - Paper

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 106 - Compositions: coating or plastic
  • 427 - Coating processes
  • 524 - Synthetic resins or natural rubbers