Section 1
SECTION 1. With the exception of trade-marks and trade-names already registered under the provisions of Act Numbered Six hundred and sixty-six, as amended, no trade-mark or trade-name shall be used on cigars or cigarettes in the Philippine Islands without having first been registered in the Bureau of Commerce and Industry, in accordance with the provisions of this Act and upon compliance with the requisites, as regards the application, prescribed in the Trade-mark Law, Act Numbered Six hundred and sixty-six, as amended. Registration of such trade-marks or trade-names shall be conclusive evidence of the exclusive right of the persons using such trade-marks or trade-names, and in order to justify recovery of damages for infringement of such trade-marks or trade-names, as provided by Act Numbered Six hundred and sixty-six, as amended, it shall be sufficient to show that such trade-marks or trade-names were duly registered under the provisions of this Act: Provided, That the benefits of this provision shall be applicable to trade-marks and trade-names for cigars and cigarettes registered before this Act took effect.