3812604

Information

• Patent Grant
• 3812604

• References
• Source

• Patent Number

  3,812,604

• Date Filed

  Not available

• Date Issued

  Tuesday, May 28, 1974
  50 years ago

• CPC

  • B29D35/10 - having preformed soles or heels joined on to preformed uppers using a moulding technique
  • A43B9/18 - moulded
  • A43B13/12 - Soles with several layers of different materials

• US Classifications

  • 036 - Boots, shoes, and leggings
  • 012 - Boot and shoe making