Brief: Digimarc Q1 revenue USD 7.843 million
May 10 (Reuters) - Digimarc Q1 operating income USD -14.767 million. * Q1 pretax profit USD -14.022 million * Q1 adjusted gross margin 73% * Q1 gross profit USD 4.244 million * Q1 revenue USD 7.843 million * Q1 net income USD -14.04 million