2826244

Information

• Patent Grant
• 2826244

• References
• Source

• Patent Number

  2,826,244

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1958
  66 years ago

• CPC

  • A47C21/044 - with active means
  • A47C7/18 - having foamed material included in cushioning part
  • B29C44/005 - Avoiding skin formation; Making foams with porous surfaces
  • B29C33/0033 - constructed for making articles provided with holes
  • B29L2031/751 - Mattresses, cushions
  • Y10S297/02 - Molded
  • Y10S297/03 - Pneumatic

• US Classifications

  • 267 - Spring devices
  • 005 - Beds
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 297 - Chairs and seats