Plimsoll Gear, which sells T-shirts with icon, threatens trademark lawsuit

Mark dates back to 19th century as a way to know if a ship is overloaded.

A California-based maritime news website, gCaptain (which also happens to sell T-shirts with the 150-year-old shipping icon known as the Plimsoll Line) has been threatened with a strange trademark lawsuit by another website known as Plimsoll Gear.

Soure:

https://arstechnica.com/tech-policy/2018/05/plimsoll-gear-which-sells-t-shirts-with-icon-threatens-trademark-lawsuit/