Trademark Overview
On Tuesday, January 6, 2026, a trademark application was filed for CALLISTO with the United States Patent and Trademark Office. The USPTO has given the CALLISTO trademark a serial number of 99580347. The federal status of this trademark filing is APPROVED FOR PUBLICATION as of Wednesday, May 6, 2026. This trademark is owned by CALLISTO PUBLISHING LLC. The CALLISTO trademark is filed in the Computer & Software Products & Electrical & Scientific Products and Paper & Printed Material Products categories with the following description:
Downloadable electronic books in the field of children's education, homeschooling, early childhood learning, literacy skills, handwriting and grammar practice, science activities, arts and crafts, hobbies, and biographies, food, diet, cooking, cooking appliances, health, fitness, family issues and counseling, reproductive issues, general reference, sports, athletic training, and adult education; Downloadable audio recordings featuring children's education, homeschooling, early childhood learning, literacy skills, handwriting and grammar practice, science activities, arts and crafts, hobbies, and biographies, food, diet, cooking, cooking appliances, health, fitness, family issues and counseling, reproductive issues, general reference, sports, athletic training, and adult education
Printed publications, namely, books in the field of children's education, homeschooling, early childhood learning, literacy skills, handwriting and grammar practice, science activities, arts and crafts, hobbies, and biographies, food, diet, cooking, cooking appliances, health, fitness, family issues and counseling, reproductive issues, general reference, sports, athletic training, and adult education; Printed educational publications, namely, activity books, workbooks, and educational materials in the fields of children's education, homeschooling, early childhood learning, literacy skills, handwriting and grammar practice, science activities, arts and crafts, hobbies, and biographies, food, diet, cooking, cooking appliances, health, fitness, family issues and counseling, reproductive issues, general reference, sports, athletic training, and adult education