In theory, anything that identifies your business as the source of your products or services can be a trademark. But in practice, when we talk about trademarks, we’re usually referring to business names, brand names, slogans, and logos. The last category hasn’t gotten as much attention on this blog as some of the others, so let’s remedy that today. Logos can function as trademarks just like any other brand identifier can. In the world of trademark law, we refer to logos as “Design Marks” as opposed to “Word Marks”. Of course, a logo can be a pure design, or it…