MUMBAI, India, Aug. 12 -- Intellectual Property India has published a patent application (202621075933 A) filed by Symbiosis International Deemed University on June 17, 2026, for An Ai-Powered Interactive Avatar Chatbot With Sentiment-Aware Natural Language Processing For Personalized Mental Health Support.
Inventors include Prof. Rohit Pawar; Kshitij Bele; Devansh Gosewade; and Hardik Jain.
The application for the patent was published on August 07, 2026, under issue no. 32/2026.
Abstract: ABSTRACT AN AI-POWERED INTERACTIVE AVATAR CHATBOT WITH SENTIMENT-AWARE NATURAL LANGUAGE PROCESSING FOR PERSONALIZED MENTAL HEALTH SUPPORT The present invention discloses an AI powered interactive avatar chatbot system (100) for personalized mental health support. The system (100) comprises frontend interface module (110) with a chat input interface (112) and an animated avatar display unit (114), natural language processing engine (120) with a text preprocessing unit (122), sentiment analysis unit (124), and intent classification unit (126), an AI response generation module (130) with a large language model unit (132), a therapeutic response filter (134), and a context memory manager (136), an avatar animation engine (150) with facial expression renderer (152), a gesture synthesis unit (154), and an emotion to animation mapper (156), a backend data management layer (140) with an encrypted database (144) and a crisis escalation handler (148), and a content safety and filtering module (160). The system generates therapeutically appropriate responses and renders sentiment synchronized facial expressions and gestures on the animated avatar in real time. [
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