ITEM - Key Persons


Gregor Maček

Job Titles:
  • Managing Partner, Lawyer, Patent and Trademark Attorney
Gregor holds a degree in electrical engineering and law, both of the University of Ljubljana. He joined ITEM in 1997 and in 2000 became a managing partner. He has a wide range of experience in both contentious and non-contentious matters especially in the fields of trademarks, domain names, patents and industrial designs. Gregor has been actively involved in preparing amendments to the Industrial Property Act in 2001, 2006, 2020 and 2022. Gregor has written several articles and lectured on new Slovenian legislation and case law. Qualifications B. Sc. Electronics, University of Ljubljana Lawyer, University of Ljubljana State Law Exam (Bar Exam) Slovenian Patent, Design and Trademark Attorney European Patent Attorney EUIPO Trademark and Design Attorney Memberships European Patent Institute (EPI), Council member, Board member (formerly) Association of Slovenian Patent Attorneys, member Board for Patent and Trademark Attorney Qualification Examinations at the Slovenian Intellectual Property Office, member Council for Disputes related to Inventions of Employees at the Slovenian Intellectual Property Office, deputy of the president Mediation Council at the Slovenian Intellectual Property Office, president (formerly) Panelist at the Czech Court of Arbitration for disputes relating to the domains .EU; from 2007

Tatjana Jeršan

Job Titles:
  • Patent and Trademark Attorney
Tatjana gained her first working experience in companies Iskra Mikroelektronika and Izolirka Piroterm. From 1995 until the beginning of the year 2012 when she joined us, she was working as patent examiner at the Slovenian Intellectual property Office (SIPO). In 17 years of work at SIPO she gained professional knowledge and experience in the field of intellectual property, mainly in the field of patent protection, both in terms of national protection as well as international protection. As a representative of the SIPO she actively participated in various international working groups of WIPO and EPO (IPC reform, PCT reform, EPOQUE use). Since 2008 she has also been in charge of counselling department of the SIPO for SME's regarding proper protection of their intellectual property. Tatjana's present field of work includes primarily advising clients regarding patent protection, client representation in patent and SPC granting procedures, preparing and filing patent and SPC applications and conducting patent searches. Qualifications B. Sc. Chemical Technology, University of Ljubljana Slovenian Patent, Design and Trademark Attorney European Patent Attorney Seminars for patent examiners organized by European patent Office through European Patent Academy (Search and Examination with Focus on Chemistry, Patent Documentation and Classification, Drafting of Search Report and Written Opinion, Formalities and Receiving Section, Supplementary Protection Certificates, Drafting of Patent Application) Memberships Board for Patent and Trademark Attorney Qualification Examinations at the Slovenian Intellectual Property Office, member (formerly) European Patent Institute (EPI), member