2965933

Information

• Patent Grant
• 2965933

• References
• Source

• Patent Number

  2,965,933

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1960
  64 years ago

• CPC

  • B29C70/766 - on the end part of a tubular article
  • B01D29/111 - Making filtering elements
  • B29C39/10 - incorporating preformed parts or layers
  • B01D2201/0415 - Details of supporting structures
  • B01D2201/293 - Making of end caps
  • B29K2705/00 - Use of metals, their alloys or their compounds, for preformed parts
  • B29K2711/12 - Paper
  • B29L2031/14 - Filters
  • B29L2031/7096 - Rings or ring-like articles

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus