Dental laser manufacturer Biolase Technology Inc. of Irvine, Calif., has received two more patents from the US Patent and Trademark Office for its laser technologies that treat various eye conditions, including presbyopia – the decline of near vision in midlife. The patents are the seventh and eighth to be issued under the “Methods for Treating Eye Conditions” patent family. US Patent number 7,967,017 includes 29 claims and introduces a strategy for identifying optimal treatment zones for the reversal of presbyopia. US Patent No. 7,909,040 includes 10 claims and relates to the shape of the treatment laser beam and specific ablative patterns for treating the condition.