Guangzhou Scihead Patent Trademark Agency Co., Ltd.
广州三环专利商标代理有限公司
Guangzhou Scihead Patent Trademark Agency Co., Ltd. is a China-based patent law firm with 43 years of recorded international activity (1983–2025). 640 total international patent cases are on record, spanning 4 foreign jurisdictions and 65 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 640
- Last 5 years
- 360
- Applicants
- 65
- Flow type
- Balanced
Sent plus received relationship cases on this firm’s public profile. Can differ from the directory index. As of 2025.
Activity trend (last 10 years)
- Scope
- Guangzhou Scihead Patent Trademark Agency Co., Ltd. · China
- Window
- 2017–2025
- As of
- Recorded activity through 2025
- Unit
- International exchange cases
View annual counts
| Year | International cases |
|---|---|
| 2017 | 22 |
| 2018 | 20 |
| 2019 | 45 |
| 2020 | 87 |
| 2021 | 66 |
| 2022 | 259 |
| 2023 | 59 |
| 2024 | 41 |
| 2025 | 1 |
Top international partners
Similar China 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 Guangzhou Scihead Patent Trademark Agency Co., Ltd..
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.