Patents by Inventor Lyman Coddington

Lyman Coddington 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).

  • Metric block toy
    Patent number: 4838794
    Abstract: A metric block toy comprising ten blocks of varying colors, each block being a one tenth of a meter cube, and having indicia designating ten centimeter increments along one edge of each block, together with other legends designating the length of the edge invarying metric terms. The blocks, when placed in aligned relation, indicate the total length of one meter.
    Type: Grant
    Filed: June 16, 1988
    Date of Patent: June 13, 1989
    Inventor: Lyman Coddington