Patents For Recipes

Many recipes are considered obvious by the patent office even though it may never have been concocted before and it's highly popular. One way to getting a patent on a recipe for food or drink is to show unexpected results. US Patents, 7396555, 4737367, and 6551646 are examples of recipe patents that got granted. Patent applications, 2006/0121173 and 2005/0163908 are examples of recipes that got rejected.