DTS is an association of patent attorneys and attorneys-at-law providing highly qualified legal advisory services to clients world-wide. DTS puts special emphasis on a problem-solving approach ensuring that clients' needs and goals are met. The DTS Lawyers are all specialists in their specific legal fields. They advise on intellectual property law as well as copyright law on the one hand, and trade law and company law on the other hand. 

In the area of intellectual property DTS advises clients both on national and international filings and registrations of trademarks, patents and designs as well as on cases of infringement and invalidity proceedings. Furthermore, DTS assists with devising and implementing of business strategies tailored to the client's specific needs and requirements. In this regard, the enforcement of industrial property rights and the defense of contested patents or trademarks, an area of innumerable and complex tactical possibilities is a particular strong point of the DTS team. The DTS attorneys draw on their practical experience when preparing future patent attorneys for the qualifying exams at CEIPI and Hagen Open University (Fernuniversität Hagen). At DTS attorneys-at-law and patent attorneys closely cooperate in matters regarding the law of employee invention, licensing law and representation of clients interests before Court. 

Commercial law, company law as well as general civil law are further fields of expertise of DTS. DTS advises companies with regard to their national and international business. A special focus lies on German-French and German-Italian trade relations. The attorneys that are also responsible for the French and for the Italian offices are regularly present in these offices and familiar with the local business practices. They advise clients on distribution law, law of delivery contracts, company law, general civil law, etc.