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Philippine Patent, Copyright & Trademark Lawyers


Patent Executives

Isagani Reyes


Mr. Reyes received his Bachelor of Science in Electronics and Communications Engineering from the University of Santo Tomas in Manila and a Master in Business Administration from the International Academy of Management and Economics (IAME) in Makati City.

His expertise includes conducting prior art search and evaluation of patentability issues; drafting of specification and claims; preparation of patent drawings and with the patent registration process locally and internationally including processing under the Patent Cooperation Treaty (PCT).

He was a Patent Examiner from 1996 to 2008 at the Intellectual Property Office where he handled formality and substantive examination and grant of patent applications in the field of Electrical, Electronics, Telecommunications, Information-technology and Computer-related inventions. Mr. Reyes is a licensed Electronics and Communications Engineer and prior to his employment at IPO, he has worked as a Technical Engineer supervising installation and repair of various foreign brand telephone switches for a local company.

He has attended foreign and local seminar-workshops and training courses in drafting patent specifications and claims, prior art search and substantive examination techniques, specifically in the field of Telecommunications, Information Technology and Computer-related inventions, among others.

Zeus Mabanag


Mr. Mabanag is an L.L.B graduate of the University of the Visayas, Cebu City, and a registered Physical Therapist in the Philippines. He gained his paralegal experience from working as a Legal Documentation Analyst and Statistical Researcher in government and private institutions. His vocational training in Industrial Drafting and natural inclination in the mechanical and technical fields draw him to pursue a career in patent drafting. He passed the 2009 Patent Agent Qualifying Examination (PAQE).

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