U.S. federal trademark · Serial No. 77715475 · Reg. No. 3789449
natural language coding systems comprising manual keyboards, manual keyboard overlays, and instruction manuals for use by people with physical and cognitive communication disabilities for training and generating speech messages all sold as a unit, language encoding apparatus, namely, manual keyboards, manual keyboard overlays, and instruction manuals for enhancing rate of text generation all sold as a unit; language learning systems comprising manual keyboards, manual keyboard overlays, and instruction manuals all sold as a unit; data retrieval apparatus, namely, manual keyboards, manual keyboard overlays, and instruction manuals all sold as a unit
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