; (II) is clearly different from those held by others employed in the same or similar occupations; and (III) does not apply to persons who have general knowledge or expertise which enables them merely to produce a product or provide a service. (ii) (I) The ownership of patented products or copyrighted works by a petitioner under section 101(a)(15)(L) does not establish that a particular employee has specialized knowledge. In order to meet the definition under clause (i), the beneficiary shall be a key person with knowledge that is critical for performance of the job duties and is protected from disclosure through patent, copyright, or company policy. (II) Different procedures are not proprietary knowledge within this context unless the entire system and philosophy behind the procedures are clearly different from those of other firms, they are relatively complex, and they are protected from disclosure to competition. . 211. Technical amendments Section 214(c)(2) of the Immigration and Nationality Act ( 8 U.S.C. 1184(c)(2) ) is amended by striking Attorney General each place such term appears and inserting Secretary of Homeland Security . 212. Application Except as otherwise specifically provided, the amendments made by this title shall apply to petitions and applications filed on or after the date of the enactment of this Act.