Largest Patent Law Firms 2017-12-10T12:05:04+00:00

Largest Patent Law Firms in Europe

The patent law firms mentioned in the table below are raked by the number of European Patent Attorneys employed, irrespectively of the location of the office. Since many large patent law firms maintain offices in several countries, the figures displayed are not congruent with the maximum values of attorneys in a law firm of particular states.

8 of the 25 largest patent law firms maintain offices in more than one country. Among the top 6 all firms operate at least one subsidiary where a European Patent Attorney is present.

Based on the number of European Patent Attorneys, Marks & Clerk is the largest patent law firm. Murgitroyd & Company operates the highest number of offices of one company within Europe. Subsidiaries can be found in Germany, Finland, France, the United Kingdom, Ireland, and Italy. The largest German law firm is Hoffmann · Eitle, who employ 74 European Patent Attorneys.

Among the top 25 patent law firms, 15 have an office in the United Kingdom. 10 companies maintain offices in Germany.


Rank Name No. of Patent Attorneys Countries
1 Marks & Clerk 110 FR, GB, LU
2 Hoffmann · Eitle 74 DE, GB
3 Zacco 69 DE, DK, NL, NO, SE
4 Grünecker, Kinkeldey, Stockmair & Schwanhäusser 67 DE, FR
5 Murgitroyd & Company 53 DE, FI, FR, GB, IE, IT
6 Dehns 48 DE, GB
7 Awapatent AB 47 SE
8 Mewburn Ellis LLP 46 GB
9 J A Kemp 44 GB
10 Carpmaels & Ransford 44 GB
11 Boult Wade Tennant 44 GB
12 D Young & Co LLP 43 GB
13 Harrison Goddard Foote 43 GB
14 Kilburn & Strode LLP 42 GB
15 Vereenigde Octrooibureaux N.V. 41 DE, NL
16 Cabinet Plasseraud 40 FR
17 Vossius & Partner 39 CH, DE
18 Maiwald Patentanwalts GmbH 39 DE
19 Cabinet Lavoix 38 FR
20 Withers & Rogers LLP 37 GB
21 Meissner, Bolte & Partner GbR 36 DE
22 Potter Clarkson LLP 36 GB
23 Cabinet Beau de Loménie 34 FR
24 Mathys & Squire LLP 34 GB
25 Haseltine Lake LLP 34 DE, GB, NL