Trademarks are industry specific. If you made a fictional AI character named Jarvis and tried selling media based on that character THEN Marvel has a case. Crea

Trademarks are industry specific. If you made a fictional AI character named Jarvis and tried selling media based on that character THEN Marvel has a case. Creating a talking AI Assistant named Jarvis would be an expensive court case, which Marvel/Disney has to cash to pursue, but it would be a legal stretch with a lot of moneyed interests willing to back the non-Marvel/Disney side.