Forging a solid shield for intellectual property,
pioneering strategic competitive advantage.
Forward-looking, considered, and systematic counsel for those who create.
We believe
every act of innovation deserves
to be thoughtfully protected.
Beijing Kangrui Law Firm is a specialist intellectual property practice rooted in China...
Six core practices,
built around establishing rights.
Rights Establishment
Trademark opposition, invalidation, refusal review and non-use cancellation; patent invalidation; copyright registration disputes; administrative litigation — securing the foundation that all downstream protection depends on.
Learn more →Litigation & Enforcement
Patent, trademark, copyright, and trade-secret infringement litigation; anti-unfair competition; domain and company-name disputes — represented before the SPC, the Beijing IP Court, and specialized tribunals nationwide.
Learn more →Investigation & Evidence
Background investigation, infringement investigation, online surveillance, notarized purchases, and evidence preservation — converting scattered signals into a court-ready evidentiary chain.
Learn more →Three-dimensional Protection
Administrative complaints, customs protection, exhibition monitoring, criminal-action coordination, and compliance audits — shifting the locus of protection from after-the-fact litigation to before-the-fact deterrence.
Learn more →Licensing & Transactions
Negotiation, assignments, licensing, recordation and filings, contract review, and IP due diligence — turning intangible assets into tradable, financeable, scalable competitive advantage.
Learn more →Strategic Counsel
Legal advisory, search and analysis, IP strategy, cross-border disputes, corporate and employment-law guidance, and standing counsel — higher-altitude judgment before every key decision.
Learn more →IP Insights
Forward-looking commentary and lessons from practice.
All insights →Analysing China’s stricter examination standards for AI-related patent applications
Read article →Revised Trademark Law of China will Take Effect on January 1, 2027
Read article →Discussion over Citation of a Prior Copyright against a Trademark
Read article →Geographical Indication Infringed? How Courts Rule! Four Cases Unpack Trademark Infringement and Unfair Competition
Read article →Documents required in Administrative Litigation Cases for Korean Applicants (Practical tips!!)
Read article →Let's begin
a considered conversation.
Whether the question is portfolio strategy, a commercial dispute, or a cross-border matter — Kangrui responds with rigor, judgment, and clarity.
About Kangrui and our IP practice
What services does Kangrui provide?
Kangrui focuses on intellectual property and related legal services, with practice covering patents, trademarks, copyright, computer software copyright, domain names, trade secrets, and anti-unfair competition.
What types of IP litigation does Kangrui handle?
Disputes Kangrui handles span patents, trademarks, copyright, computer software copyright, trade secrets, anti-unfair competition, technology contracts and technology transfer.
Can Kangrui represent foreign companies in China?
Yes. Kangrui has long served both Chinese and international clients on IP matters...
Is the initial consultation paid? What does engagement look like?
An initial discussion can be arranged at the client's request...
How does Kangrui differ from agencies and full-service firms?
Kangrui is a specialist firm built around intellectual property...
Where is the office? Can we meet?
Kangrui is located in the Zhichun Road area, Haidian District, Beijing...
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