1. Use the special browser provided by this website.
2. Install "Image" in "Accessories".
3. Use other software that can browse TIF files.
Two, check whether the patent number is true, make a copy of the register. After the registration of a patent, when the patentee or the public needs to know the legal status of its patent right, they need to apply for a copy of the patent register. The procedure for handling requests for copies of documents is as follows:
1. Apply to China National Intellectual Property Administration in writing, that is, submit the Request for Copying Documents in a unified format formulated by China National Intellectual Property Administration. It can be delivered in person or mailed.
Please go to the website of www.sipo.gov.cn Municipal Government → "Patent Application "→" Patent Application Form → Handling Document Copy Request "to download the form. There are notes on the back of the form. )
The required forms can also be applied to the comprehensive office of the preliminary examination and process management department of the Patent Office by mail. The form is free.
Pay handling fee
Please send the fee (20 yuan for the copy of the register) to China National Intellectual Property Administration Patent Office, No.6, Xitucheng, Jimenqiao, Haidian District, China. Postal code: (100088).
The Information Office of the Patent Office of the Intellectual Property Office makes a copy of the register to check the legal status. Tel: 62084248 or 62085860 Website: www.patent.com.cn.