The trademark ADL is registered in Portugal. It's registry includes text/words. This trademark protects the use rights on the following services: advertising and business; and computer, scientific & legal.
The record is owned by ARTHUR D. LITTLE LUXEMBOURG SARL.
(Advertising and business) Advertising; business management; business administration; office functions. Class 42:
(Computer, scientific & legal) Scientific and technological services and research and design relating thereto: industrial analysis and research services; design and development of computer hardware and software; legal services.