(September 30, 2016, 9:37 AM EDT) -- WASHINGTON, D.C. — A nationwide LSAT preparation course provider asks the U.S. Supreme Court in a Sept. 13 petition to consider whether an appellate court failed to consider secondary meaning evidence in a trademark infringement lawsuit over the “Test Masters” mark (Robin Singh Educational Services Inc. and Robin Singh v. Test Masters Educational Services Inc., No. 16-353, U.S. Sup.)....