ExoCoBio, one of the top three exosome companies in the world, announced that it has obtained a patent (US Application No: 17/141,693) from the US Patent and Trademark Office for a cosmetic composition containing rose stem cell-derived exosomes or extracellular vesicles. In this patent, ExoCoBio used its proprietary technology ExoSCRT™ process to mass-culture stem cells derived from roses and isolate high-purity exosomes (RSCE™) from the culture medium. Various efficacy evaluations were performed on the mass-produced...