3315290

Information

• Patent Grant
• 3315290

• References
• Source

• Patent Number

  3,315,290

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1967
  57 years ago

• CPC

  • B29C67/20 - for porous or cellular articles
  • A43B1/14 - Footwear made of gutta-percha, celluloid, or plastics
  • A43D3/02 - Lasts for making or repairing shoes
  • A43D25/08 - Welt hold-down devices
  • B26D3/006 - specially adapted for cutting blocs of plastic material
  • B29B11/02 - by dividing preformed material
  • B29B11/10 - Extrusion moulding
  • B29C69/00 - Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00
  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B29C47/0021 - Flat flexible articles
  • B29C47/0038 - Combined shaping operations
  • B29C47/0059 - Extrusion moulding combined with shaping by flattening, folding or bending

• US Classifications

  • 012 - Boot and shoe making