Patent licensing and antitrust law are uniform in nature.However, in patent licensing, the patentee may impose some restraints upon the licensee, which may serves as obstacles to market competition.

• 专利许可和反垄断法在本质上并不必然存在矛盾，但是在专利许可活动中，专利权人往往会对被许可人做出一些限制，这些限制有时候会起到了限制竞争的效果。