MUMBAI, India, Oct. 11 -- Intellectual Property India has published a patent application (202517078633 A) filed by Astech Co. Ltd., Chungcheongnam, Republic of Korea, on Aug. 19, for 'novel method for producing terephthalylidene dicamphor sulfonic acid.'

Inventor(s) include Yoon, Jong-Bae; Baek, Hyun-Woo; Park, Ho-Joon; and Choi, Eun-Wha.

The application for the patent was published on Oct. 10, under issue no. 41/2025.

According to the abstract released by the Intellectual Property India: "The present invention relates to a method for producing terephthalylidene dicamphor sulfonic acid, and, specifically, to a method for producing terephthalylidene dicamphor sulfonic acid through a step of preparing a terephthalylidene dicamphor sulfuryl...