Patents by Inventor Li C. Sze

Li C. Sze has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Applying a design to the inside wall of a transparent where it cannot be reached by the hand
    Patent number: 4909882
    Abstract: The invention relates to a kind of art of applying designs to the inside wall of transparent containers where the hand cannot directly reach into contact. This art consists chiefly of filling the container to be decorated with a liquid, inserting a decal cellophane which is lined with a backing paper into the container. After the decal cellophane is applied to the inside wall of the container, drain the liquid away from the container and then bake the container. The production cost of this art is low and it is suitable for mass production. The final products possess special characteristics of elaborate workmanship, longlasting decoration, water-, alcohol-, and heat-resistance. It is suitable to be applied on perfume bottles, lamps and vase, etc.
    Type: Grant
    Filed: February 16, 1989
    Date of Patent: March 20, 1990
    Inventor: Li C. Sze
  • Writing instrument finger grip
    Patent number: D318295
    Type: Grant
    Filed: October 19, 1988
    Date of Patent: July 16, 1991
    Assignee: Hsing Ying & Co.
    Inventor: Li C. Sze