Founded in March 1995, CABINET M. OPROIU is a professional partnership of industrial property attorneys, engineers, chemists, physicists and attorneys-at-law, all specialized in the field of industrial property rights, based in the city of Bucharest, Romania.

Dana Petrea
Permanent Staff
Dana Petrea


Romanian Patent Attorney, European Patent Attorney


Romanian, English, and she also understands German

Career History

Dana (BS in Chemistry)  joined the firm in 2002, after having worked for 15 years as a researcher in pharmaceutical field in the National Institute for Pharmaceutical Research, and afterwards, for more than 3 years as a Patent Examiner with Romanian Patent and Trademark Office, in the division dealing with chemical and pharmaceutical patents. She qualified as a Patent Attorney in 2003 and European Patent Attorney in the same year.

Areas of Expertise

Drafting, prosecution, procedures for national patents and for European patents, as well as related searches and legal opinions. Due to her background, she is very experienced in the field of chemical pharmaceutical and biotechnological patents, including their related Supplementary Protection Certificates.


Romanian Chamber of Patent and Trademark Attorneys; the Institute of Professional Representatives before European Patent Office (EPI), Fédération Internationale des Conseils en Proprieté Industrielle (FICPI)