2980575

Information

• Patent Grant
• 2980575

• References
• Source

• Patent Number

  2,980,575

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1961
  63 years ago

• CPC

  • B29C67/20 - for porous or cellular articles
  • D06N7/0049 - Fibrous layer(s); Fibre reinforcement; Fibrous fillers
  • D06N7/006 - characterised by the textile substrate as base web
  • Y10T428/26 - Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
  • Y10T442/54 - At least three layers

• US Classifications

  • 442 - Fabric
  • 427 - Coating processes
  • 428 - Stock material or miscellaneous articles