3438840

Information

• Patent Grant
• 3438840

• References
• Source

• Patent Number

  3,438,840

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • E04F15/022 - Flooring consisting of parquetry tiles on a non-rollable sub-layer of other material
  • B44C1/26 - Inlaying with ornamental structures
  • B44C5/0492 - containing wooden elements
  • E04F15/041 - with a top layer of wood in combination with a lower layer of other material
  • E04F15/043 - the lower layer being of organic plastic with or without reinforcements or filling materials
  • E04F15/045 - Layered panels only of wood
  • E04F15/046 - Plywood panels
  • Y10T156/109 - Embedding of laminae within face of additional laminae
  • Y10T428/161 - with frame, casing, or perimeter structure
  • Y10T428/167 - Cellulosic sections [e.g., parquet floor, etc.]
  • Y10T428/24736 - Ornamental design or indicia

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 156 - Adhesive bonding and miscellaneous chemical manufacture