Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
---|---|---|---|---|---|---|---|
ONCE UPON A TIME . . . | United States Patent and Trademark Office | 9 | 1992-11-10 | details | |||
COMPU-TEACH | United States Patent and Trademark Office | 9 | 1991-01-15 | details | |||
JOSHUA'S READING MACHINE | United States Patent and Trademark Office | 9 | 1991-11-05 | 2016-01-29 | historic | details | |
COMPUTEACH | United States Patent and Trademark Office | 41 | 1985-10-15 | 2020-03-20 | historic | details |