MUMBAI, India, March 28 -- Intellectual Property India has published a patent application (202321064068 A) filed by Sumeet Gattewar, Nagpur, Maharashtra, on Sept. 25, 2023, for 'multicolour led based cordless portable signalling lamp for long range visual communication.'

Inventor(s) include Sumeet Gattewar; and Mukul Pande.

The application for the patent was published on March 28, under issue no. 13/2025.

According to the abstract released by the Intellectual Property India: "A long range signalling lamp using multicolor LEDs as the source of light, collimates and focuses it using optical lenses to obtain a near parallel beam of light which is detectable from distances, several kilometres long while also substantially increasing the life...