Patents by Inventor E. Lakin Philips

E. Lakin Philips 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).

  • Triangular block toy set
    Patent number: 5163862
    Abstract: In a block set toy, the block set having a plurality of identical subsets of triangular blocks, each block being in the form of a thin sheet having internal rectilinear slots and rectilinear side slots defined therein. The sheets are about 1/8th of an inch in thickness and the slots have a width slightly greater than 1/8th of an inch. Shallow triangular notches are formed in the sides of some of the blocks. A grooved base block is provided for supporting the blocks vertically. The blocks can be interconnected to a highly cantilevered structure.
    Type: Grant
    Filed: November 12, 1991
    Date of Patent: November 17, 1992
    Inventors: E. Lakin Philips, Ronald L. Benedict, Rita G. Olson