管理合伙人 | 律师
商标确权 | 争议解决
北京 | 香港 | 美国
We provide comprehensive copyright registration and protection services across Asia. Our team of IP professionals, with deep expertise in Asian copyright laws, works closely with local associates to safeguard clients' creative works throughout the region.
Leveraging firsthand knowledge of Asia's diverse legal systems, we deliver strategic counsel on copyright matters - from registration to enforcement - tailored to each jurisdiction's requirements.
Methods of Treatments | Extension of Patent Term Available | Substantive Examination | Computer Programs Patentable | Surcharges Payable | Languages | |
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Not Allowed | No | Yes | No | Yes | English |
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Pharmaceutical products not patentable | No | Yes | No | Yes | French & Arabic |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
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Yes | Yes | No | No | 3 Years | Yes |
We take pride in landmark cases that demonstrate the profound value of copyright protection. For instance, our team successfully represented the estate of renowned Vietnamese war photographer Nick Ut in safeguarding copyright to his iconic "Napalm Girl" image. As Ut recalled: "In that moment, I knew I had to document the truth - the innocent victims of war." Our firm not only secured the photographer's rights but established a licensing framework ensuring ongoing benefits for his legacy.
These experiences underscore how copyright preserves powerful cultural moments while protecting creators' rights. As a leading IP firm in Asia, Chang Tsi & Partners combines legal expertise with deep regional understanding to safeguard your creative works throughout their lifecycle.
Chang Tsi & Partners has been recognized as a Tier 1 Firm for both patent and trademark practices in Managing IP’s 2025 Asia IP Rankings. Three partners were individually ranked among Asia’s leading IP practitioners.