Versions of s. 55.11(7)

Subject to subsection (8), the use of an article is not an infringement of a patent or any certificate of supplementary protection that sets out the patent if the article was acquired, directly or indirectly, from a person who, during a period that is established by regulations made under paragraph 12(1)(j.75) that relates to that patent, in good faith, made or sold, or made serious and effective preparations to make or sell, an article that is substantially the same as the one used, for that use.