Who Are the Best Patent Firms in Slovenia? (2026)

IPRATE analysed 27 firms across 1,033 European (EPO) patent filings in Slovenia; 13 firms met the evidence thresholds and are ranked below (Top Rated is the top quarter, every other firm is Rated). Based on official EUIPO, EPO and national IP office records. Ratings are never sold or sponsored.

Comparing patent firms in Slovenia

This table compares European (EPO) filing records for the country shown. Start with the rating tier, then compare annual filing volume, outcomes and confidence on each firm profile. Compare like-for-like practices and periods: a high success rate on a small record is different evidence from the same rate across a large portfolio.

Compare the firm's technical subject areas and filing experience, then discuss drafting, prosecution and the jurisdictions you need. Use the published record to build a shortlist and confirm the fit with the firm. Filing outcomes describe the measured work; they do not establish litigation experience or predict the outcome of your case.

Rating methodology Source data and citation

#	Firm	City	Tier	Vol/yr	Success	Speed	Renewals
1	Dušan Borštar	Domžale	Top Rated	5.952381	88%	1253d	N/A
2	Bojan Ivančič	Ljubljana	Top Rated	5.136364	49%	1415d	N/A
3	Jersan, Tatjana	Ljubljana	Top Rated	6.272727	85%	1260d	N/A
4	Sveticic, Andrej	Ljubljana	Top Rated	3.666667	84%	1194d	N/A
5	Macek, Gregor	Ljubljana	Rated	3.5	68%	1306d	N/A
6	Patentni Biro AF	Ljubljana	Rated	11.086957	71%	1369d	N/A
7	PATENTNA PISARNA	Ljubljana	Rated	3.666667	55%	1582d	N/A
8	Jure Marn	Maribor	Rated	3.166667	73%	1565d	N/A
9	Marjan Pipan	Ljubljana	Rated	5.052632	48%	1646d	N/A
10	Alenka Primožič	Ljubljana	Rated	6.5	23%	1766d	N/A
11	Gros, Mladen	Ljubljana	Rated	2.5	68%	1463d	N/A
12	Ros, Zlata	Ljubljana	Rated	1.083333	46%	2069d	N/A
13	Dušan Djukić	Ljubljana	Rated	0.8125	23%	1835d	N/A

Explore the interactive Slovenia rankings (sortable, with designs, patents and emerging-window views), the methodology, or the FAQ.