For some reason people don't or refuse to understand these concepts. There are different things. You need to understand they are different things.
Trademark:
Quote from: Meriam Webster Online Dictionarya device (such as a word) pointing distinctly to the origin or ownership of merchandise to which it is applied and legally reserved to the exclusive use of the owner as maker or seller
For example: "CNC Molds N Stuff" is a trademark for molds made by my company "CNC Molds N Stuff."
Copyright:
Quote from: Meriam Webster Online Dictionarythe exclusive legal right to reproduce, publish, sell, or distribute the matter and form of something (such as a literary, musical, or artistic work)
If you produced original hand painted swimbaits your paint pattern might be protected by copyright as an original work of art.
Patent:
Quote from: Meriam Webster Online Dictionary1: an official document conferring a right or privilege : LETTERS PATENT
2: a writing securing for a term of years the right to exclude others from making, using, or selling an invention
Generally to protect a specific invented feature of an item. For example many years ago (now expired) there was a patent on putting salt in soft plastic baits. The patent was for putting salt in soft plastic baits. One company tried to avoid the patent by using a different method than the inventor of the idea of putting salt in a soft plastic bait. Ultimately several companies wound up paying royalties to the original inventor of the idea for many years.