3498788

Information

• Patent Grant
• 3498788

• References
• Source

• Patent Number

  3,498,788

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1970
  54 years ago

• CPC

  • B42D25/42 - by photographic processes
  • B42D25/00 - Information-bearing cards or sheet-like structures characterised by identification or security features Manufacture thereof
  • G03C8/423 - for obtaining security documents
  • B42D25/309 - Photographs
  • B42D25/45 - Associating two or more layers
  • B42D25/46 - using pressure
  • B42D2033/04 - Transparent material
  • B42D2033/14 - Photosensitive material
  • B42D2033/30 - Plastic material

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 283 - Printed matter