How to check the authenticity of patent invoices

You can check the authenticity of patent invoices by the following methods:

1. Official website of the Inland Revenue Department. Enter the tax bureau in official website, click the invoice query, and enter relevant information for query;

2. Call customer service. Call the customer service hotline 12366 to select manual service, and provide invoice related information for inquiry;

3. WeChat official account inquiry. Pay attention to the local tax in the official account of WeChat, and click the invoice check in personal tax.

I hope the above information is helpful to you. If you need more information, please consult the local government.