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Intellectual property services
DuxLegis — International Intellectual Property Law Firm
DuxLegis is a full-service intellectual property law firm with offices in India and the United States, serving clients across more than 100 countries. We specialise in patent prosecution, trademark registration, copyright protection, geographical indication filings, plant variety protection, and IP dispute resolution for innovators and enterprises worldwide.
- 50+ years combined IP expertise
- 5,000+ patents filed
- 100+ countries covered
- 95% patent grant success rate
India practice — Our Navi Mumbai (Kharghar), Mumbai (Fort), and Nagpur teams handle Indian patent, trademark, and litigation matters for pharma, technology, agriculture, FMCG, and startups. Explore India IP law services.
USA practice — DuxLegis USA provides USPTO patent and trademark services, copyright counsel, and cross-border IP strategy for American innovators and global companies entering the US market. Explore USA IP law services. US patents · US trademarks · US leadership · USA contact.
Key sectors include pharmaceuticals and life sciences, software and artificial intelligence, engineering and manufacturing, fintech, telecommunications, media, and agri-business. Our attorneys include registered patent agents, trademark specialists, and litigators active in international forums including WIPO.
Trending IP searches we help with
- Trademark search India · Trademark status India
- Trademark registration for startups · Trademark opposition India
- Provisional patent India · PCT national phase India
- Patentability search India · Madrid Protocol trademark India
- Software patent India · AI patent India · Patent filing cost
Practice areas & resources
- Patent filing (India) · Patent (USA)
- Trademark (India) · Trademark (USA)
- Copyright · Design · Dispute resolution
- IPR law firm India · Patent and trademark attorney India
- Software patent India · AI patent India · Patent filing cost India
- Trademark attorney Navi Mumbai · Freedom to operate search
- Our team · About · IP blog · Contact