CN-KnowHow Intellectual Property Agent Limited
CN-KnowHow Intellectual Property Agent Limited is a China-based patent law firm with 35 years of recorded international activity (1991–2025). 811 total international patent cases are on record, spanning 4 foreign jurisdictions and 105 distinct corporate applicants. This public snapshot is drawn from FlowIP's IP5 patent exchange dataset; full partner lists, time series, and decision-maker analysis are available to signed-in users.
- Total cases
- 811
- Last 5 years
- 342
- Applicants
- 105
- Flow type
- Incoming-heavy
Applicant count reflects distinct corporate clients represented in outgoing filings.
Activity trend (last 10 years)
Top international partners
Sends cases to
- SESHIN PATENT & LAW FIRMKR30 cases
- Yoshimiya Patent OfficeJP14 cases
- C&S Patent and Law OfficeKR13 cases
- STUDIO TORTA S.p.A.EP12 cases
- Wuesthoff & WuesthoffEP11 cases
Receives cases from
- SESHIN PATENT & LAW FIRMKR245 cases
- Yoshimiya Patent OfficeJP108 cases
- C&S Patent and Law OfficeKR67 cases
- SHIGA International Patent OfficeJP24 cases
- Oliff PLCUS16 cases
Similar China firms
See the full picture
This public profile shows the top 5 partners, summary trend, and aggregate applicant count. Sign in to see the complete partner list, year-by-year breakdown, decision-maker analysis (firm vs client-driven), and named top applicants for CN-KnowHow Intellectual Property Agent Limited.