C&S Patent and Law Office
C&S Patent and Law Office is a South Korea-based patent law firm with 49 years of recorded international activity (1978–2026). 5,646 total international patent cases are on record, spanning 4 foreign jurisdictions and 531 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 5,646
- Last 5 years
- 821
- Applicants
- 531
- Flow type
- Balanced
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
- C&S Patent and Law Office · South Korea
- 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 | 148 |
| 2018 | 276 |
| 2019 | 740 |
| 2020 | 964 |
| 2021 | 619 |
| 2022 | 526 |
| 2023 | 183 |
| 2024 | 106 |
| 2025 | 2 |
| 2026 · partial | 4 |
Top international partners
Sends cases to
Similar South Korea 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 C&S Patent and Law Office.
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.