Take-Two Interactive, the owner of GTA 6 developer Rockstar Games, and Remedy Entertainment, the studio behind Alan Wake 2, are locked in a trademark dispute over their R-depicting logos.
Assholes. This is clearly not infringing, because they are quite different. If this goes through, we will have the copyright wars on letters, where one company blocks all others.
Trademarks are very different from patents. They are the one form of IP that basically everyone should be okay with. Unlike copyright and patents, they are more about consumer protection than about control.
It absolutely is an important distinction when you're saying "stuff like this happens a lot" with reference to patent-trolling, but there's no such thing as "Trademark-trolling"