GENEVA, Dec. 1 -- ALCON INC. (Rue Louis-D'Affry 61701 Fribourg) filed a patent application (PCT/IB2025/055273) for "REACTIVE HEVL-ABSORBING DYES" on May 21, 2025. With publication no. WO/2025/243221, the details related to the patent application was published on Nov 27, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): JING, Feng (5785 Seven Oaks ParkwayAlpharetta, Georgia 30005), ZHANG, Steve Yun (c/o Alcon Research, LLC11460 Johns Creek ParkwayJohns Creek, Georgia 30097)
Abstract: The present invention is related to reactive dyes each of which comprises a dichlorotriazine, chlorotriazine or...