What areas of intellectual property does Chang Tsi & Partners’s practice cover?

The firm's practice spans the major categories of IP under Chinese law, alongside related commercial services:

Patents — inventions, utility models, and designs; Trademarks — searches, prosecution, oppositions, review of refusal, invalidations, non-use cancellations, administrative litigation, and enforcement; Copyright — including software copyright and AIGC-related issues; Trade secrets and unfair competition; Layout designs of integrated circuits; New plant varieties; Domain name disputes and digital brand protection; Litigation and dispute resolution; Commercial and IP transactional work — licensing, assignment, pledges, M&A due diligence, franchising; Global renewal and annuity services, covering more than 200 countries and regions; and Asia Hub services, a dedicated offering spanning 49 jurisdictions across the Asian market.

These services operate at three levels: acquiring and maintaining rights, protecting and enforcing them, and commercializing them.