Invention patent. You may apply for a patent for invention for a new technical proposal or improvement of a product or method;
Patent of utility model. You can apply for a patent for utility model for a new technical scheme that is suitable for practical use according to the shape, structure or combination of products;
Design patent. A new design that is aesthetically pleasing and suitable for industrial application is made according to the shape, pattern or combination of them, and the combination of color and shape and pattern, and can apply for a patent for design.
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.
The patent administrative department of the State Council shall strengthen the construction of public service system for patent information, publish patent information completely, accurately and timely, provide basic patent data, and publish patent bulletins regularly to promote the dissemination and utilization of patent information. Before the patent application is published or announced, the staff of the patent administration department in the State Council and relevant personnel shall be responsible for keeping the contents confidential.
An applicant who applies for a patent for invention or utility model for the first time in a foreign country within 12 months, or for a patent for design for the first time in a foreign country within 6 months, and applies for a patent on the same subject in China, may enjoy the priority according to the agreement signed by the foreign country and China or the international treaties to which they are both parties, or according to the principle of mutual recognition of priority.
legal ground
patent law of the people's republic of china
Article 18 Foreigners, foreign enterprises or other foreign organizations that have no habitual residence or business office in China who apply for patents and handle other patent affairs in China shall entrust a legally established patent agency to handle them. Units or individuals applying for patents and handling other patent affairs in China may entrust a legally established patent agency to handle them.
Patent agencies shall abide by laws and administrative regulations, accept the entrustment of clients, and handle patent applications or other patent affairs; The contents of the client's invention and creation shall be kept confidential, except that the patent application has been published or announced. Specific measures for the administration of patent agencies shall be formulated by the State Council.