Partner
Patent Prosecution / IP Commercial
U.S
We are able to assist you with IP matters across Asia, including filing, prosecution, maintenance, and enforcement of Registered Designs in all countries in Asia.
Our team of qualified IP attorneys and dedicated support teams work closely with our associate and IP offices across Asia. With extensive experience and in-depth, first-hand knowledge of Asia’s IP systems, we are ideally positioned to assist our clients with all aspects of their Registered Designs matters throughout Asia.
| Methods of Treatments | Extension of Patent Term Available | Substantive Examination | Computer Programs Patentable | Surcharges Payable | Languages | |
|---|---|---|---|---|---|---|
 China |
Not Allowed | No | Yes | No | Yes | English |
 Hong Kong |
Pharmaceutical products not patentable | No | Yes | No | Yes | French & Arabic |
 Taiwan |
Yes | Yes | No | No | 3 Years | Yes |
 Macao |
Yes | Yes | No | No | 3 Years | Yes |
 Vietnam |
Yes | Yes | No | No | 3 Years | Yes |
 Singapore |
Yes | Yes | No | No | 3 Years | Yes |
 Japan |
Yes | Yes | No | No | 3 Years | Yes |
 Philippines |
Yes | Yes | No | No | 3 Years | Yes |
 South Korea |
Yes | Yes | No | No | 3 Years | Yes |
 Thailand |
Yes | Yes | No | No | 3 Years | Yes |
 United Arab Emirates |
Yes | Yes | No | No | 3 Years | Yes |
 India |
Yes | Yes | No | No | 3 Years | Yes |
 Pakistan |
Yes | Yes | No | No | 3 Years | Yes |
 Sri Lanka |
Yes | Yes | No | No | 3 Years | Yes |
 Kazakhstan |
Yes | Yes | No | No | 3 Years | Yes |
 Uzbekistan |
Yes | Yes | No | No | 3 Years | Yes |
 Iraq |
Yes | Yes | No | No | 3 Years | Yes |
 Iran |
Yes | Yes | No | No | 3 Years | Yes |
 North Korea |
Yes | Yes | No | No | 3 Years | Yes |
 Nepal |
Yes | Yes | No | No | 3 Years | Yes |
 Myanmar |
Yes | Yes | No | No | 3 Years | Yes |
 Mongolia |
Yes | Yes | No | No | 3 Years | Yes |
 Armenia |
Yes | Yes | No | No | 3 Years | Yes |
 Georgia |
Yes | Yes | No | No | 3 Years | Yes |
 Tajikistan |
Yes | Yes | No | No | 3 Years | Yes |
 Kyrgyzstan |
Yes | Yes | No | No | 3 Years | Yes |
 Republic of Maldives |
Yes | Yes | No | No | 3 Years | Yes |
 Azerbaijan |
Yes | Yes | No | No | 3 Years | Yes |
 Palestine |
Yes | Yes | No | No | 3 Years | Yes |
 Laos |
Yes | Yes | No | No | 3 Years | Yes |
 Brunei |
Yes | Yes | No | No | 3 Years | Yes |
 Cambodia |
Yes | Yes | No | No | 3 Years | Yes |
 Turkmenistan |
Yes | Yes | No | No | 3 Years | Yes |
 Yemen |
Yes | Yes | No | No | 3 Years | Yes |
 Jordan |
Yes | Yes | No | No | 3 Years | Yes |
 Saudi Arabia |
Yes | Yes | No | No | 3 Years | Yes |
 Qatar |
Yes | Yes | No | No | 3 Years | Yes |
 Kuwait |
Yes | Yes | No | No | 3 Years | Yes |
 Bahrain |
Yes | Yes | No | No | 3 Years | Yes |
 Syria |
Yes | Yes | No | No | 3 Years | Yes |
 Lebanon |
Yes | Yes | No | No | 3 Years | Yes |
 Israel |
Yes | Yes | No | No | 3 Years | Yes |
 Oman |
Yes | Yes | No | No | 3 Years | Yes |
 Afghanistan |
Yes | Yes | No | No | 3 Years | Yes |
 Malaysia |
Yes | Yes | No | No | 3 Years | Yes |
 Bangladesh |
Yes | Yes | No | No | 3 Years | Yes |
 Timor-Leste |
Yes | Yes | No | No | 3 Years | Yes |
 Cyprus |
Yes | Yes | No | No | 3 Years | Yes |
| Palestine |
Yes | Yes | No | No | 3 Years | Yes |
Most Asian countries adopt the Nice Classification system, with China, Japan and South Korea using the 11th edition. Some jurisdictions like India and Indonesia have additional sub-classifications. ASEAN members are working towards harmonizing their classification systems.
We represent clients across Greater China and Asia in design infringement litigation, invalidation actions, customs seizures, and online infringement takedowns, comprehensively safeguarding product aesthetics. Through product launch monitoring, market surveys, and competitor analysis, we help clients proactively identify infringement risks.
Our attorneys are adept at negotiation, settlement, and licensing transactions to maximize the commercial value of design patents.
With multi-sector expertise and a deep understanding of jurisdictional differences, Chang Tsi provides customized design patent strategies and protection solutions across Asia.