Patent right refers to the exclusive right granted by the relevant government departments to the inventor to produce, sell or use the invention in other ways within a certain period of time. Patents are divided into inventions, utility models and designs. Stem cells need to pay patent tax.
Royalty, also known as patent tax, refers to the fee paid to the owner for using a kind of property, especially the patent right, copyright work, management right or natural resources. Patent right refers to the exclusive right granted by the relevant government departments to the inventor to produce, sell or use the invention in other ways within a certain period of time.