As one of the world’s largest innovation hubs, China has developed a comprehensive
patent system to protect inventions, utility models, and designs, while encouraging
technological advancement and foreign investment. Governed by the Patent Law of the
People’s Republic of China (as amended in 2021) and administered by the China
National Intellectual Property Administration, the Chinese patent framework is a critical
component of strategic IP management for global companies seeking to enter or expand in
the Chinese market.
1. Types of Patents
● China recognizes three types of patents:Invention Patents – for new technical solutions or
improvements; standard term 20 years.
● Utility Model Patents – for functional improvements in products; standard term 10 years.
● Design Patents – for new designs of the shape, pattern, or combination thereof; standard
term 15 years.
2. First-to-File System
China operates a strict first-to-file principle, granting patent rights to the first applicant,
not the first user. Early filing is essential, especially for foreign companies, to avoid losing rights
to local competitors.
3. Novelty, Inventiveness, and Industrial Applicability
● Patent applications must meet three key requirements:Novelty – the invention must not have
been publicly disclosed anywhere in the world.
● Inventive Step – it must not be obvious to a person skilled in the relevant field.
● Industrial Applicability – it must be capable of practical application in industry.
4. Filing and Examination Procedures
● Invention Patents undergo substantive examination, taking approximately 2–4 years from
filing to grant.
● Utility Models and Design Patents typically undergo formal examination only, with grants
occurring within 6–12 months.
China is also a member of the Patent Cooperation Treaty (PCT), allowing international applicants
to enter China via centralized PCT procedures. 5.
Enforcement Mechanisms
● Patent holders can enforce rights through:Civil litigation, including claims for damages,
injunctions, and administrative enforcement.
● Administrative actions through local intellectual property offices to stop infringement.
● Criminal prosecution for willful patent infringement on a commercial scale.
6. Foreign Applicants and Representation
Foreign applicants must file through a registered Chinese patent agency. Local agents handle filing,
office actions, and communication with CNIPA, ensuring compliance with Chinese language
requirements and formal procedural rules.
7. Limitations and Exclusions
● Certain inventions are not patentable in China, including: Scientific discoveries, rules, or methods
for mental activities.
● Diagnostic, therapeutic, or surgical methods for humans or animals.
● Designs contrary to social morality or public interest.
8. Strategic Tips for Global Innovators
● Conduct patent landscape searches before filing to avoid conflicts.
● File patents before public disclosure in China.
● Consider utility model patents for faster protection of incremental innovations.
● Monitor and enforce patents proactively to prevent infringement.
In conclusion, China’s patent system is robust, globally aligned, and essential for protecting
technological innovations. By understanding the first-to-file system, examination standards, and
enforcement mechanisms, global innovators can safeguard their inventions, strengthen their IP
portfolios, and maximize business opportunities in one of the world’s fastest-growing innovation markets.
Hyperlink List：
● IPcrossark:
IPcrossark—Reliable IP Registration Platform | Trademark, Patent & Copyright Help
● China National Intellectual Property Administration (CNIPA) – Patent Services：
