IMRS. IMRIS Announces Allowance of US Patent in MR Guided Radiation Therapy And First Product Clearance in Their Image Guided Radiation Therapy Business http://finance.yahoo.com/news/imris-announces-allowance-us-patent-150000764.html stockcharts.com/c-sc/sc?s=IMRS&p=D&yr=0&mn=4&dy=0&i=t63907333047&r=1346878439663