Enikő Mészáros was born in Budapest, Hungary. She graduated from the Technical University of Budapest with an M.Sc.Chem.Eng. degree in 1964. From 1964 to 1967 she was an engineer with the Chemical Works of Gedeon Richter Ltd. in Budapest. She entered patent practice in 1967 when she joined Patentbureau Danubia. She passed her patent attorney examination in 1968. From 1975 to 1981 she worked as an in-house patent attorney with her former employer Gedeon Richter Ltd. From 1981 she was in private practice with Patent & Law Office for International Affairs.
In 1990 Mrs. Mészáros was one of the founding members of Gödölle, Kékes, Mészáros & Szabó Patent and Trademark Attorney, and was a partner of the firm for many years. She has been a consultant to this firm since 2003.
Mrs. Mészáros was a member of the International Association for the Protection of Intellectual Property (AIPPI) and the Hungarian Association for the Protection of Industrial Property and Copyright (MIE). She is a member of the Hungarian Chamber of Patent Attorneys.