Chinese Textual Trademark Dataset

Structured records extracted from Chinese trademark data, containing information on trademark applications and registrations, including fields such as registration/application numbers, international classes, filing dates, publication details, and exclusive‑right periods. The original fields and their values are preserved without any secondary processing.

Applications include: searching and organizing trademark records, conducting classification‑based statistics and trend analysis, and developing intellectual‑property data applications.

A sample dataset is available for download: demo.json