Shanghai Patent & Trademark Law Office, LLC.
上海专利商标事务所有限公司
Shanghai Patent & Trademark Law Office, LLC. is a China-based patent law firm with 48 years of recorded international activity (1978–2025). 4,165 total international patent cases are on record, spanning 4 foreign jurisdictions and 141 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 4,165
- Last 5 years
- 573
- Applicants
- 141
- Flow type
- Incoming-heavy
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
- Shanghai Patent & Trademark Law Office, LLC. · China
- Window
- 2017–2025
- As of
- Recorded activity through 2025
- Unit
- International exchange cases
View annual counts
| Year | International cases |
|---|---|
| 2017 | 224 |
| 2018 | 236 |
| 2019 | 288 |
| 2020 | 328 |
| 2021 | 312 |
| 2022 | 319 |
| 2023 | 143 |
| 2024 | 106 |
| 2025 | 5 |
Top international partners
Sends cases to
Similar China firms
Global firm case index used for directory ranking. Not the same as a profile’s international exchange total.
- Beijing King & Wood Mallesons4,028 index cases
- Beijing Unitalen Intellectual Property Co., Ltd.集佳知识产权代理有限公司3,951 index cases
- China Science Patent & Trademark Agent Ltd.中科专利商标代理有限责任公司4,477 index cases
- Beijing Sanyou Intellectual Property Agency Ltd.北京三友知识产权代理有限公司3,679 index cases
- Beijing Linda Liu Intellectual Property Agency Office (General Partnership)3,633 index cases
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 Shanghai Patent & Trademark Law Office, LLC..
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.