2. The notification letter shall specify the specific situation of the patent, including: the name and type of the patent, the time of obtaining the right, the effectiveness of the patent and the content of the patent right. Moreover, the patent documents authorized by the announcement (including patent certificates, claims, specifications and drawings) shall be attached to the patent warning and sent to the warned person.
3, because China's authorization of utility model invention does not need to go through substantive examination, therefore, the patentee of utility model should also attach a search report made by the patent administrative department of the State Council in the notice, and should clarify his conclusion after patent search in the notice.
4. The notice shall specify the specific circumstances of the infringement by the warned person (such as manufacturing, or selling, or promising to sell, or using, etc.). ), including the name, model and price of the product;
5. In the notice, the characteristics of the accused product shall be briefly summarized and compared with the patent claim to make it clear that the accused product belongs to the scope of patent protection.