3821129

Information

• Patent Grant
• 3821129

• References
• Source

• Patent Number

  3,821,129

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • B29C47/0808 - Sealing means
  • B29C44/3442 - Mixing, kneading or conveying the foamable material
  • B29C47/0009 - characterised by the shape of the articles
  • Y10S425/249 - Character
  • Y10S521/908 - Nucleating agent for cellular product

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus