The European Patent Office (EPO) has published patent application EP4501364A1, titled 'Hydrogel', on March 18, 2026. The application was filed by Sekisui Kasei Co., Ltd. and lists Ryo Iizuka as the inventor. The publication includes International Patent Classification (IPC) codes related to medical materials and substances.

This is a standard patent publication and does not impose new regulatory obligations on companies. It serves as a notification of a pending patent application. Companies operating in the pharmaceutical and medical device sectors should note this publication for potential intellectual property landscape awareness, particularly concerning hydrogel technologies.