PATENT PROSECUTION
| TIER 1 |
| ACCRALAW |
| Castillo Laman Tan Pantaleon & San Jose |
| Romulo Mabanta Buenaventura Sayoc & De los Angeles |
| SyCip Salazar Hernandez & Gatmaitan |
| TIER 2 |
| Bucoy Poblador & Associates |
| EB Astudillo & Associates |
| Ortega Del Castillo Bacorro Odulio Calma & Cardonell |
| Sapalo Velez Bundang & Bulilan |
| Siguion Reyna Montecillo & Ongsiako |
| TIER 3 |
| Carag Caballes Jamora & Somera |
| Cesar C Cruz & Partners |
| Federis & Associates Law Offices |
| VERALAW Del Rosario Bagamasbad & Raboca |
| Zobella & Co |
| TIER 4 |
| Cruz Marcelo & Tenefrancia |
| Hechanova & Co |
| Manuel C. Cases Jr. & Associates |
| Quisumbing Torres |
PATENT CONTENTIOUS
| TIER 1 |
| ACCRALAW |
| Esguerra & Blanco |
| SyCip Salazar Hernandez & Gatmaitan |
| TIER 2 |
| Castillo Laman Tan Pantaleon & San Jose |
| Ortega Del Castillo Bacorro Odulio Calma & Carbonell |
| Poblador Bautista & Reyes |
| Sapalo Velez Bundang & Bulilan |
| TIER 3 |
| Cruz Marcelo & TenefranciaBengzon Negre Untalan |
| Carag Caballes Jamora & Somera |
| Quasha Ancheta Pena & Nolasco |
| Quisumbing Torres |
| Siguion Reyna Montecillo & Ongsiako |
| Rouse/Baranda & Associates |
| VERALAW Del Rosario Bagamasbad & Raboca |