عنوان مقاله [English]
Inventive step is one of the substantive requirements of patent registration, referred to in every convention and intellectual property laws. It is an important mean of achieving main goals of patent system especially in the field of new branches of technology starting the first improvements, on the light of patent system protection. Understanding how to qualify inventive step is such an important question which is the subject matter of this article. With respect to huge investment of governments in the field of nanotechnology, we will study inventive step in nanotechnology inventions. Therefore after studying the nature and importance of this patent requirement, then we will work on different aspects and elements of it and also every section discusses the elements in relation to nanotechnology patents.