Tiernan joined Dehns in 2021, after graduating from the University of Bristol with an Undergraduate degree in Law, and a Master’s degree in International Law, for which he achieved First Class Honours and a Distinction respectively. During his second year at Bristol he received a letter of commendation from the law school. At Bristol, Tiernan studied intellectual property law, which he credits with sparking his interest in the area, and in trade mark law specifically.
Tiernan assists a wide range of clients from individuals to multinational corporations in a variety of UK, International and overseas trade mark matters. Tiernan works with clients from a varied range of commercial sectors including cosmetics, energy, finance, food and drink, healthcare and pharmaceuticals, and software.
Tiernan has experience of UK and EU Trade Mark filing, prosecution, and enforcement, including:
Tiernan has also been involved with filing and prosecuting International applications, including liaising with and instructing overseas agents, and has also assisted with customs issues involving Applications for Action and counterfeit goods.
Tiernan assists the Associates and Partners with all aspects of trade mark law, but particularly enjoys helping clients overcome official objections issued by the UK IPO and EUIPO, in order to secure registration of their proposed marks.