Intellectual Property India Publishes Patent Application for System And Method For A Multi-Layered Defense Against Prompt Injection Attacks In Large Language Models

MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202611090918 A) filed by Manipal University Jaipur on July 24, 2026, for System And Method For A Multi-Layered Defense Against Prompt Injection Attacks In Large Language Models.

Inventors include Mritunjay Singh; Navyaa Dwivedi; Sanyam Kathed; Mridul Maheshwari; and Dr. Akhilesh Kumar Sharma.

The application for the patent was published on September 18, 2026, under issue no. 38/2026.

Abstract: The present invention relates to a computer-implemented multi-layered defense system (100) and method for protecting Large Language Models (110) against prompt injection attacks. The system comprises an input interface (101) for receiving prompt inputs, a pre...