SECTION 1. Section four of Act Numbered Six hundred and sixty-six, known as the Trade-marks Act, is hereby amended to read as follows:
"SEC. 4. No action shall be brought for damages for the violation of the rights to use trade-marks denned in thepreceding sections nor shall criminal proceedings be entertained as provided in section six of this Act, unless it be first shown that the trade-mark or trade-name alleged to have been violated or which gave rise to the criminal action has been duly registered in the Bureau of Commerce and Industry, in accordance with the provisions of this Act."