Intellectual Property India Publishes Patent Application for 'Photothermal Absorber Device Using Sweet Lime Peel-Based Biochar For Solar Water Evaporation Applications' Filed by Delhi Technological University

MUMBAI, India, Jan. 8 -- Intellectual Property India has published a patent application (202511104983 A) filed by Delhi Technological University, New Delhi, on Oct. 30, 2025, for 'photothermal absorber device using sweet lime peel-based biochar for solar water evaporation applications.'

Inventor(s) include Karothiya, Krishna Kumar; K., Manjunath; and Mishra, R. S.

The application for the patent was published on Dec. 12, under issue no. 50/2025.

According to the abstract released by the Intellectual Property India: "The present invention relates to a photothermal absorber device for interfacial solar water evaporation utilizing biochar derived from sweet lime peel waste. The biochar is obtained by carbonizing sun-dried sweet lime peel was...