No, it is generally not possible for someone to patent the process of making bread. The main reasons are: 1.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. The Patent Public Search tool is a new web-based patent search application that will replace internal legacy search tools PubEAST and PubWEST. Patent Class 426 allows for the patenting of foods and recipes. The language of this rule covers foods and edible materials. Before you start a home-based food business in California, learn about cottage food laws, permit requirements, and other legal issues. This page provides information on the types of patents and types of patent applications, and the examination process. This is of general rectangular form and is adapted to hold a complete loaf of bread in the customary sliced form.