1983875

Information

• Patent Grant
• 1983875

• References
• Source

• Patent Number

  1,983,875

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1934
  90 years ago

• CPC

  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B32B29/06 - specially treated
  • Y10T428/31714 - Next to natural gum, natural oil, rosin, lac or wax
  • Y10T428/31848 - Next to cellulosic
  • Y10T442/166 - Cellulose acetate film or sheet
  • Y10T442/2213 - Coating or impregnation is specified as weather proof, water vapor resistant, or moisture resistant

• US Classifications

  • 442 - Fabric
  • 229 - Envelopes, wrappers, and paperboard boxes
  • 428 - Stock material or miscellaneous articles
  • 493 - Manufacturing container or tube from paper