Patents by Inventor Dozie C. B. Nwanna

Dozie C. B. Nwanna 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).

  • Patent number: 5082287
    Abstract: The present invention relates to an apparatus for playing a game comprising a base and a plurality of platforms in three independent varieties of sufficient number to cover the base and a set of playing pieces in two independent varieties. The first variety of platforms 3 have shoulders around their top edges and hollowed bottoms whereby they can be built up on top of each other. The second variety of platforms are in four height categories which each correspond with orders of the first variety as follow: a single platform standing on its own; two platforms built up together; three platforms built up together; and four platforms built up together. The third variety of platforms corresponds to four platforms of the first variety built up together and is provided with a vertical telescopic foot which slidingly engages the base. All the varieties of platforms are divided into subsets of platforms of different top face colours.
    Type: Grant
    Filed: July 30, 1990
    Date of Patent: January 21, 1992
    Inventor: Dozie C. B. Nwanna