Lighted greeting cards Patent #: 4055014
ApplicationNo. 06/131802 filed on 03/19/1980
US Classes:40/124.02, Having illuminating means40/124.191, Multilayer sheet40/442Selective or intermittent illumination
ExaminersPrimary: Mancene, Gene
Assistant: Contreras, Wenceslao J.
Attorney, Agent or Firm
International ClassesB42D 3/00 (20060101)
B42D 15/02 (20060101)
B42D 3/12 (20060101)
B42D 1/00 (20060101)
Foreign Application Priority Data1979-07-25 JP
AbstractAt least one of two openable leaves is provided with at least one light-emitting diode, a thin battery for lighting the diode and a switch assembly. On opening the leaves, the diode emits light, which is extinguished when the leaves are closed to provide an indication of unique interest.
Field of SearchSelective or intermittent illumination