Coded font keyboard apparatus
Patent 4795349 Issued on January 3, 1989. Estimated Expiration Date: 
March 16, 2007. 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.
March 16, 2007. 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.Patent References 1590998 Keyboard arrangement Method of teaching and transcribing of language through the use of a periodic code of language elements Patent #: 4650423 InventorsApplicationNo. 07/025968 filed on 03/16/1987US Classes:434/156, LANGUAGE283/46, LANGUAGE400/485, Key-board having multiple-character, multiple-movement keys434/185SpeechExaminersPrimary: Sewell, Paul T.Attorney, Agent or FirmInternational ClassesG09B 17/00 (20060101)G09B 19/04 (20060101) AbstractA coded font keyboard design is presented wherein conventional keyboard formats, such as the qwerty keyboard, are coded to produce instructional materials for developmental language education using the periodic code of language elements. A preferred embodiment describes the use of the qwerty keyboard to product all coded symbols used in the periodic table of language elements.Field of SearchKey-board having multiple-character, multiple-movement keys | |
