DynaEnergetics Announces Favorable Ruling in Defense Against Patent Infringement Action Brought by GEODynamics; US Patent Trial and Appeals Board Determines GEODynamics’ Claims Unpatentable
HOUSTON, March 06, 2018 (GLOBE NEWSWIRE) -- DynaEnergetics, a business of DMC Global Inc. (Nasdaq:BOOM), today announced the US Patent Trial and Appeals Board (PTAB) has…