In this paper, we give an overview of the differences in German patent legislations between 1815 and 1876. German patent laws differed in particular with regard to the application and approval system, the treatment of foreign applicants, and patent fees. Differences in the former two categories...

The patent system is designed to attract inventors to disclose and protect their inventions. While disclosing the invention benefits the society, protecting the invention benefits the inventor. However, the invention must fulfill certain criteria to be patentable. Hence, patentability assessment...