MUMBAI, India, Nov. 14 -- Intellectual Property India has published a patent application (202431037274 A) filed by Indian Institute Of Technology, Kharagpur, West Bengal, on May 11, 2024, for 'improved synthetic methodology for pure regioisomeric dibrominated perylene diimide and their conjugates.'

Inventor(s) include Dr. Sanjib K. Patra; and Ms Poulami Panja.

The application for the patent was published on Nov. 14, under issue no. 46/2025.

According to the abstract released by the Intellectual Property India: "Improved Synthetic Methodology for Pure Regioisomeric Dibrominated Perylene Diimide and Their Conjugates A process for precursor synthesis for supramolecular molecules is provided more specifically an improved method for synthesis of pure regioisomeric dibrominated perylene diimide is provided together with their unique conjugates."

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