Mortgage rates inched lower Thursday despite higher than expected inflation data. The January Consumer Price Index (CPI) rose 0.4% from December and was 1.6% higher than one year ago. Core CPI, which excludes volatile food and energy components, rose 0.2%. Weekly Jobless Claims increased to 410,000, close to expectations. Leading Indicators rose 0.1%, below forecast. No other key data will be released today.