A patent certificate is a patent authorization.

The patent certificate cannot be viewed by the patent number. Patent certificate is the authorization certificate that the patentee can only get after the patent is authorized, and others can't view the patent certificate through other channels. However, other relevant information about patents can be found on China National Intellectual Property Administration's website. The specific query method is as follows:

1, Baidu search entered official website and China National Intellectual Property Administration.

2. Click the "Patent Search" button in the patent column on the right of official website.

3. Enter the account number, password and verification code in the pop-up page, and log in to the search page.

4. After logging in, enter the "Advanced Search" below to retrieve relevant information.

Extended data

Patent certificate is divided into invention patent certificate, utility model patent certificate and design patent certificate.

1. The first page of the invention patent certificate records the following contents: the name of the invention, the name of the inventor, the patent number, the date of patent application, the name of the patentee (i.e. the name of the applicant), the date of authorization announcement, the signature of the then director China National Intellectual Property Administration and the seal of China National Intellectual Property Administration. The patent certificate also includes the patent authorization text.

2. The first page of the utility model patent certificate records the following contents: the name of the utility model, the name of the inventor, the patent number, the date of patent application, the name or title of the patentee (that is, the name or title of the applicant), the date of authorization announcement, the signature of the then director China National Intellectual Property Administration and the seal of China National Intellectual Property Administration. The patent certificate also includes the patent authorization text.

3. The first page of the design patent certificate records the following contents: the name of the design, the name of the designer, the patent number, the date of patent application, the name or title of the patentee (that is, the name or title of the applicant), the date of authorization announcement, the signature of the then director China National Intellectual Property Administration, and the seal of China National Intellectual Property Administration. The patent certificate also includes the patent authorization text.

reference data

Baidu Encyclopedia-Patent Certificate