This document is a publication of a European patent application (EP3356393A1) by Kopfkino IP, LLC, titled 'Compositions and Methods for Adjoining Type I and Type II Extracellular Domains as Heterologous Chimeric Proteins'. The publication date is March 11, 2026. The patent covers specific chimeric protein structures and their applications, primarily within the biotechnology and pharmaceutical sectors.

As this is a patent publication, it does not impose direct regulatory obligations or compliance deadlines on regulated entities. However, it establishes intellectual property rights for the applicant and may influence future research and development activities in the field of protein engineering and therapeutics. Companies operating in the pharmaceutical and biotechnology sectors should be aware of this patent's existence as it pertains to their research and product development strategies.