我国专利法实施4年多了,但仍有许多朋友不知如何申请专利及申请时应注意哪些事项。下面就这两个问题谈以下几点,供参考。首先要弄清你的发明是否属于专利法保护的范围。我国专利法规定:科学发现,智力活动的规则和方法;疾病的诊断和治疗方法;食品、饮料和调味品;药品和用化学 Since the implementation of the Patent Law of our country for more than four years, many friends still do not know how to apply for a patent and what matters should be paid attention to when applying. The following questions on these two issues for reference. The first thing to know is whether your invention falls under the protection of patent law. China's patent law provides: scientific discovery, rules and methods of intellectual activity; diagnosis and treatment of diseases; food, beverages and condiments; pharmaceutical and chemical