You can apply for a trademark, including the name and logo, instead of applying for a patent.

Find a trademark agency to apply, 1500-2000 yuan, the company can apply, and an individual application requires a personal business license.

There is no need to pay an annual fee, and it will be renewed once every ten years, with a renewal fee of 2000 yuan.

Others can sue them for infringement and demand compensation for economic losses.