Republic Act No. 638

Full Title
AN ACT TO AMEND SECTIONS FOUR AND THIRTY-SEVEN OF, AND TO ADD NEW SECTIONS TWO-A, NINE-A, TEN-A, NINETEEN-A, AND TWENTY-ONE-A, AND NEW CHAPTERS II-A-THE PRINCIPAL REGISTER, AND IV-A-THE SUPPLEMENTAL REGISTER TO REPUBLIC ACT NUMBERED ONE HUNDRED AND SIXTY-SIX, ENTITLED "AN ACT TO PROVIDE FOR THE REGISTRATION AND PROTECTION OF TRADEMARKS, TRADE-NAMES AND SERVICE-MARKS, DEFINING UNFAIR COMPETITION AND FALSE MARKING, AND PROVIDING REMEDIES AGAINST THE SAME AND FOR OTHER PURPOSES".
Date of Approval
June 11, 1951