1, independent research and development achievements have intellectual property rights without applying for patents;
2. The product is put into mass production before applying for a patent;
3. Improved patented products do not need to apply for patents;
4, a technological achievement can only apply for a patent;
5. Obtaining a patent certificate means obtaining a valid patent right;
6. The technical scheme is not clear;
7. Don't search before applying for a patent;
8, before applying for a patent for the first time published papers or achievements appraisal;
9. Lack of effective management of patents;
10, there is no long-term patent strategic planning.
patent law of the people's republic of china
Article 19
Any unit or individual that applies to a foreign country for a patent for invention or utility model completed in China shall file a confidentiality review with the patent administration department of the State Council in advance. The procedures and time limit for confidentiality review shall be implemented in accordance with the provisions of the State Council.
Units or individuals in China may file an international patent application in accordance with the relevant international treaties to which People's Republic of China (PRC) is a party. The applicant who files an international application for a patent shall abide by the provisions of the preceding paragraph.
The patent administration department of the State Council shall handle international patent applications in accordance with the relevant international treaties to which People's Republic of China (PRC) is a party, this Law and the relevant provisions of the State Council.
Where an invention or utility model that violates the provisions of the first paragraph of this Article is applied for a patent in a foreign country, the patent right shall not be granted in China.