Ms. Quirino specializes in intellectual property, licensing and franchising, trademarks, copyrights, and patents.
In 2018, she was considered as a Senior Statesman for Intellectual Property by Chambers Asia-Pacific and Chambers & Partners.
Ms. Quirino wrote a number of legal articles, including the Philippine chapters of:
- “International Copyright Law A Practical Global Guide” published by Global Law and Business of U.K. in 2013; and,
- “The PLC Cross-Border Data Protection Handbook” published by Practical Law PLC of U.K. in 2011.
Ms. Quirino held key positions in various associations such as the ASEAN Law Association, the ASEAN-Intellectual Property Association (President and Councilor), the Asian Patent Attorneys Association (Vice-President and Councilor), Association Internationale pour la Protection de Propriete Industrielle (Exco), the Intellectual Property Association of the Philippines (President), and the Intellectual Property Foundation, Inc. (Treasurer).
She also serves as director and officer of various corporations.
Ms. Quirino was admitted to the Philippine Bar in 1985 and is a member of the Makati City Chapter of the Integrated Bar of the Philippines.