107 STAT. 2116 PUBLIC LAW 103-182—DEC. 8, 1993 15 USC 1052 note. SEC. 385. EFFECTIVE DATES. (a) IN GENERAL.—Subject to subsections (b) and (c), the amendments made by this subtitle take effect on the date the Agreement enters into force with respect to the United States. (b) SECTION 331.—Ilie amendments made by section 331 shall apply to all patent applications that are filed on or after the date or the enactment of this Act: Provided, That an applicant for a patent, or a patentee, may not establish a date or mvention by reference to knowledge or use thereof, or other activity with respect thereto, in a NAFTA country, except as provided in sections 119 and 365 of title 35, United States Code, that is earlier than the date of the enactment of this Act. (c) SECTION 333.—The amendments made by section 333 shall apply only to trademark applications filed on or after the date or the enactment of this Act. Subtitle D—Temporary Entry of Business Persons Aliens. 19 USC 3401. Regulations. SEC. 341. TEMPORARY ENTRY. (a) NONIMMIGRANT TRADERS AND INVESTORS. — Upon a basis of reciprocity secured by the Agreement, an alien who is a citizen of Canada or Mexico, and the spouse and children of any such alien if accompanying or following to join such alien, may, if otherwise eligible for a visa and if otherwise admissible into the United States under the Immigration and Nationality Act (8 U.S.C. 1101 et seq.), be considered to be classifiable as a nonimmigrant under section 101(a)(15XE) of such Act (8 U.S.C. 1101(a)(15XE)) if entering solely for a purpose specified in Section B of Annex 1603 of the Agreement, but only if any such purpose shall have been specified in such Annex on the date of entry into force of the Agreement. For purposes of this section, the term "citizen of Mexico" means "citizen as defined in Annex 1608 of the Agreement. (b) NONIMMIGRANT PROFESSIONALS AND ANNUAL NUMERICAL LIMIT.—Section 214 of the Immigration and Nationality Act (8 U.S.C. 1184) is amended by redesignating subsection (e) as paragraph (1) of subsection (e) and adding after such paragraph (1), as redesignated, the following new paragraphs: "(2) An alien who is a citizen of Canada or Mexico, and the spouse and children of any such alien if accompanying or following to ioin such alien, who seeks to enter the United States under and pursuant to the provisions of Section D of Annex 1603 of the North American Free Trade Agreement (in this subsection referred to as 'NAFTA') to engage in business activities at a professional level as provided for in such Annex, may be admitted for such purpose under regulations of the Attorney General promulfated after consultation with the Secretaries of State and Labor, 'or purposes of this Act, including the issuance of entry documents and the application of subsection (b), such alien shall be treated as if seeking classification, or classifiable, as a nonimmigrant under section 101(a)(15). The admission of an alien who is a citizen of Mexico shall be subject to paragraphs (3), (4), and (5). For purposes of this paragraph and paragraphs (3), (4), and (5), the term 'citizen of Mexico' means 'citizen' as defined in Annex 1608 of NAFTA
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