Marks & Clerk
Marks & Clerk is a Europe-based patent law firm with 49 years of recorded international activity (1978–2026). 25,024 total international patent cases are on record, spanning 5 foreign jurisdictions and 2,229 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 25,024
- Last 5 years
- 2,077
- Applicants
- 2,229
- Flow type
- Incoming-heavy
Sent plus received relationship cases on this firm’s public profile. Can differ from the directory index. As of 2026.
Activity trend (last 10 years)
- Scope
- Marks & Clerk · Europe
- Window
- 2017–2026
- As of
- Recorded activity through 2026
- Unit
- International exchange cases
2026 is a partial year. Latest counts are provisional and should not be compared to a complete year.
View annual counts
| Year | International cases |
|---|---|
| 2017 | 1,345 |
| 2018 | 1,111 |
| 2019 | 1,240 |
| 2020 | 1,068 |
| 2021 | 964 |
| 2022 | 1,337 |
| 2023 | 423 |
| 2024 | 281 |
| 2025 | 9 |
| 2026 · partial | 27 |
Top international partners
Sends cases to
Similar Europe firms
Global firm case index used for directory ranking. Not the same as a profile’s international exchange total.
Locked in the full profile
This public page is a preview. Sign in to open the complete partner network, year-by-year activity, and decision-maker analysis for Marks & Clerk.
Decision-maker split
Firm-chosen vs applicant-chosen foreign counsel, when tagged.
Full partner list
Every observed counterpart, not only the public top five.
Named clients
Applicant relationships behind the exchange counts.