Article 51 of Commercial Code

1 - A person to whom ownership of a business is not transferred may not use his predecessor's trade name unless that name has devolved upon him or the predecessor has authorized him to use it; in all cases, he must add to that name a statement indicating the transfer of ownership. Home Page 1262 Law Index Commercial Law Decree-Law No. 68 of 1980 Promulgating the Commercial Law 2 - If the predecessor agrees to the use of the original trade name without an addition, he shall be liable for the successor's obligations contracted under that name if the successor is unable to discharge those obligations.