3391479

Information

• Patent Grant
• 3391479

• References
• Source

• Patent Number

  3,391,479

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1968
  56 years ago

• CPC

  • G03C8/44 - Integral units
  • B41M3/14 - Security printing
  • B42D25/00 - Information-bearing cards or sheet-like structures characterised by identification or security features Manufacture thereof
  • B42D25/425 - by deformation
  • G03C8/423 - for obtaining security documents
  • G07F7/086 - by passive credit-cards adapted therefor
  • B42D25/309 - Photographs
  • B42D25/324 - Reliefs
  • B42D25/391 - absorbing or reflecting polarised light
  • B42D2033/04 - Transparent material
  • B42D2033/20 - Coloured material Pigments or inks
  • B42D2033/30 - Plastic material
  • B42D2033/32 - Other material
  • B42D2035/02 - Nature of the markings
  • B42D2035/06 - Picture of the user
  • B42D2035/08 - Alphanumerical data
  • B42D2035/20 - Optical effects
  • B42D2035/24 - Colours
  • B42D2035/30 - Indentations

• US Classifications

  • 283 - Printed matter
  • 359 - Optical: systems and elements
  • 427 - Coating processes