This Working Paper reviews issues related to research access to patented inventions, with a particular focus on the role of research exemptions (or experimental use exemptions) in protecting such access. It outlines factors that may affect the ability of researchers to access patented inventions...

A research use exemption enables companies or research institutions to apply patented know-how of third parties for research purposes for free without being sued for hurting patent rights.Depending on the extent of its implementation, the research use exemption may be positive or negative for...