Intellectual Property Code
Section 165. Trade Names or Business Names. - 165.1. A name or designation may not be used as a trade name if by its nature or the use to which such name or designation may be put, it is contrary to public order or morals and if, in particular, it is liable to deceive trade circles or the public as to the nature of the enterprise identified by that name.
165.2.(a) Notwithstanding any laws or regulations providing for any obligation to register trade names, such names shall be protected, even prior to or without registration, against any unlawful act committed by third parties.
(b) In particular, any subsequent use of the trade name by a third party, whether as a trade name or a mark or collective mark, or any such use of a similar trade name or mark, likely to mislead the public, shall be deemed unlawful.
165.3. The remedies provided for in Sections 153 to 156 and Sections 166 and 167 shall apply mutatis mutandis.
165.4. Any change in the ownership of a trade name shall be made with the transfer of the enterprise or part thereof identified by that name. The provisions of Subsections 149.2 to 149.4 shall apply mutatis mutandis.