The role of the Trademark Office is to protect trademark rights. The role of the patent office is to protect patent rights.

1. The role of the Trademark Office is to protect trademark rights: the Trademark Office is responsible for receiving trademark registration applications, reviewing the applications, and ensuring that the trademark meets the requirements of laws and regulations. The Trademark Office will evaluate the independence, distinguishability and conflict with existing trademarks.

2. The role of the Patent Office is to protect patent rights: the Patent Office is responsible for receiving patent applications, reviewing the applications, and ensuring that the patents comply with the requirements of laws and regulations. The patent office will evaluate the novelty, inventiveness and practicality of the patent.