A design patent can offer protection for the visual components of a culinary creation. This could include the food item itself or the packaging it comes in.Yes, you can patent a food preservation method. A food preservation method is a process for preserving food and patentable as a utility patent. A food patent is a type of utility patent that covers edible products and foodrelated processes and compositions. This page provides information on the types of patents and types of patent applications, and the examination process. The key to securing a utility patent for food and foodrelated innovations is that your proposed process, method, or recipe must be novel and nonobvious. Let me walk you through an overview of the patent application process so you can begin to get your ducks in a row. Fill out a utility patent application. You will use a Patent Class 426 application, which is for food or edible material which is intended to be consumed.