The case had barely been called by the High Court registrar when businessman Andrew Fried threw down on the desk in front of him a set of keys and what looked like an envelope, telling the court. “I am gifting my half of the trademark to my brother. Here are the keys to the safe.” It was a dramatic beginning to proceedings last Thursday morning but not a move destined to bring the long-running row engulfing the makers of the world-famous Claddagh ring to immediate resolution. Instead the 48-year-old, wearing jeans, polished black loafers, a navy gingham shirt and a…