We congratulate Harshal Desai, Vijay Togadiya and Dr. Ashish Tanna from Department of Physics, School of Science, RK University on receiving patent application number from the Indian Patent Office for their work on 'A Mechanical Stirring Photocatalytic Reactor'. Their research is based on designing a low-cost wastewater treatment device that can remove the organic dye and kill microorganisms in the presence of UV light.