Patent obviousness in the wake of ksr international co v teleflex inc by allen franklin gardner and paul michael rivard the us supreme courts 2007 decision in ksr international co v teleflex inc brought about a significant change in patent law this book reviews how this issue has been analyzed applied and considered by the international trade commission and the us patent and trademark office the district courts of the various regional circuits and the us court of appeals for . Teleflex sued ksr international claiming that one of ksrs products infringed teleflexs patent on connecting an adjustable vehicle control pedal to an electronic throttle control ksr argued that the combination of the two elements was obvious and the claim was therefore not patentable . Patent obviousness in the wake of ksr international co v teleflex inc the us supreme courts 2007 ksr international co v teleflex inc brought about a significant change in patent law specifically in the area of determining whether or not inventions are non obvious thus patentable. Brief fact summary teleflex plaintiff sued ksr defendant for patent infringement based on an electronic sensor that was added to an existing pedal design by defendanta defendant argued the plaintiffs patent claim was invalid because the addition was obvious synopsis of rule of law. Patent obviousness in the wake of ksr international co v teleflex inc by rivard paul m gardner allen f the us supreme courts 2007 ksr international co v teleflex inc brought about a significant change in patent law specifically in the area of determining whether or not inventions are non obvious thus patentable