A lawyer who continued to pursue employment-related claims against a defendant after it became clear his client had no case against the man was slapped with a $20,049 sanction.In a written opinion Monday, U.S. District Judge Gary Feinerman directed Syracuse, N.Y., attorney Lewis Graeme Spicer and his firm, Levine & Blit PLLC, to pay the attorney fees and expenses incurred by Patrick Maguire after April 24, 2014.That was the day a witness’ testimony revealed Maguire did not qualify as an “employer&rdquo …