9:07AM Biolase Awarded New Patent for Delivering Sterile Water (BIOL) 3.69 : Co announces that U.S. PTO has issued BIOLASE a new patent for delivering sterile water. This new patent significantly expands on BIOLASE's fluid conditioning system technology which is already covered in several issued U.S. patents. Currently, BIOLASE holds over 180 issued patents in the field of medical and dental laser technology, with several new patent applications pending world-wide.