3411698

Information

• Patent Grant
• 3411698

• References
• Source

• Patent Number

  3,411,698

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1968
  56 years ago

• CPC

  • B31B23/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs
  • B23K20/103 - using a roller
  • B31B19/88 - Printing or embossing
  • B31F5/008 - by friction
  • B65D33/007 - for facilitating the separation of the two walls
  • B65D83/0882 - and for cutting interconnected articles
  • B31B2219/88 - Printing or embossing
  • B31B2237/10 - the bags having no structural provision at the base for thickness of content
  • B31B2237/403 - the bags having their openings facing in the direction of movement
  • B31B2237/50 - involving joining superimposed webs
  • Y10S206/82 - Separable, striplike plural articles
  • Y10S220/31 - Sonic seal

• US Classifications

  • 383 - Flexible bags
  • 206 - Special receptacle or package
  • 220 - Receptacles
  • 229 - Envelopes, wrappers, and paperboard boxes