Either the handle elements being formed with lugs which engage with the

Official title: {either the handle elements being formed with lugs which engage with the other side walls or closure flaps, or the other closure flaps folding over a part of the handle to maintain the handle in position}

B65D5/46144 (Either the handle elements being formed with lugs which engage with the) appears on 15 US grants and 10 published applications in this corpus.