Patents by Inventor Cecil M. Perry, Jr.

Cecil M. Perry, Jr. 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).

  • Learning system with interlocking hexagonal control structures
    Patent number: 5447433
    Abstract: A learning system is disclosed that comprises ordered pairs of interlocking cooperatively aligned hexagonal bosses and recesses having one or more peripherally disposed lobes as control structures to influence a user to connect or assemble articles or objects in a predetermined sequence or positional relationship.
    Type: Grant
    Filed: August 17, 1993
    Date of Patent: September 5, 1995
    Inventor: Cecil M. Perry, Jr.