This article explains what a reasons-for-refusal letter is and why it is issued. This article will help you to respond correctly and not give up on your trademark registration.

The manager of the Japanese baseball team, Nippon Ham, Tsuyoshi Shinjo's nickname "big boss" has been filed as a trademark by a third party before the baseball team. This article explains the keywords and their trademark applications.

This article explains how to solve the problem of trademark registration by a third party with bad faith.

This article explains third party’s observation system for trademarks, in which you submit information that will work against the examination of an another party’s trademark application by the Japan Patent Office when you want to prevent the trademark application from being registered. Advantages and disadvantages of the system are explained in detail.

This article explains the concept of trademark registration when the prospects for use of the trademark are uncertain, and how to obtain trademark rights in order to avoid cancellation after registration, as well as the system of non-use cancellation trials.

This article provides an overview of trademark rights and explains in detail advantages and disadvantages of acquiring rights.

This article explains in detail what you should pay attention to when your mark is similar to someone else's registered trademark.

Before filing a trademark application, it is of course important to search for any prior applications. However, there are other things to check as well. We have compiled a checklist for your convenience.

This article explains countermeasures to be taken when your naming etc. is intercepted and registered as a trademark by others. What are the reasons for being preempted? Should I consult a patent attorney? How to prevent preemption in China?

This article explains what trademark infringement is and when it does and does not constitute trademark infringement in Japan.

Does using trademarked words in daily conversation or on SNS constitute trademark infringement? This section explains how to use it to avoid trouble, and cases in which it needs to be rephrased.