U.S. patents available from 1976 to present. U.S. patent
applications available from 2005 to present.  Multi modal speech
cueing system  Patent 7220125 Issued on May 22, 2007. Estimated
Expiration Date: Icon_subject September 10, 2024. Estimated
Expiration Date is calculated based on simple USPTO term
provisions. It does not account for terminal disclaimers, term
adjustments, failure to pay maintenance fees, or other factors
which might affect the term of a patent.
Abstract Claims Description Full Text  Patent References
Educational book-like toy Patent #: 4427390 Issued on:
01/24/1984  Method of teaching the pronounciation and spelling
and distinguishing between the written and spoken form of any
language Patent #: 4443199 Issued on: 04/17/1984 Inventor: Sakai
Instructional kit having storage/work tray and indicia bearing
blocks Patent #: 5429514 Issued on: 07/04/1995 Inventor: Brinson
Educational device for learning to read and pronounce Patent #:
5788503 Issued on: 08/04/1998 Inventor: Shapiro, et al.