《专利法》第二条第二款和第二十五条第(二)项分别从正反两面限定了专利法的保护客体应该为利用了自然规律的技术方案,智力活动规则不属于专利法保护客体,道桥类申请的撰写也应严格遵守此规定,避免把行车规则等智力活动规则写入权利要求书中。 Paragraph 2 of Article 2 and Article 25 (2) of the Patent Law respectively limit the protection object of the patent law from the positive and the negative sides to a technical solution that makes use of the laws of nature. The rules of intellectual activity are not part of the patent law The protection of objects, the application of the Road Bridge class should also strictly comply with this requirement, to avoid driving rules and other intellectual activities rules written in the claims.