Susan D. Villanueva

Susan D. Villanueva

Senior Partner

Cruz Marcelo & Tenefrancia


9th, 10th, 11th, & 12th Floors, One Orion, 11th Avenue corner University Parkway
Bonifacio Global City


+632 810 5858

E-mail Address:

Susan D. Villanueva

Areas of Expertise

Trademarks, Enforcement, Litigation


Ms. Villanueva is an experienced and accomplished litigator who has successfully represented in intellectual property, tax and trade cases.

Ms. Villanueva heads the firm’s Intellectual Property Department and is the principal litigator of intellectual property litigation and enforcement cases. She has represented a broad range of clients engaged in broadcasting, consumer care, pharmaceuticals, information technology, manufacturing and banking in intellectual property cases. She also handles trademark and patent prosecution on behalf of the firm’s diverse intellectual property clientele.

She was the principal litigator of landmark intellectual property cases in the Philippines where the Supreme Court first declared a trademark as internationally well-known and affirmed the jurisdiction of the Intellectual Property Office over administrative cases for violations of intellectual property rights. She also successfully defended before the Supreme Court search warrants issued against suspected infringers in an enforcement action for the liquefied petroleum gasoline industry. She also advises the University of the Philippines Diliman on intellectual property commercialization efforts.

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