(1) A patentee shall have the exclusive right to practice his or her patented invention for business purposes: Provided, That the foregoing shall not apply where an exclusive license of the patent has been granted so that the exclusive licensee can have the exclusive right to practice the patented invention under Article 100 (2). <Amended on Dec. 10, 2019>
(2) Where practicing a patented invention means subscribing to the use of the process referred to in subparagraph 3 (b) of Article 2, the patent shall have effects only on subscribing to the use thereof with the knowledge that such use infringes upon the patent or exclusive license. <Newly Inserted on Dec. 10, 2019>[This Article Wholly Amended on Jun. 11, 2014]