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invention category A group or set of inventions that are classified together because of common characteristics. Invention groups that include Agricultural, Communications, Computing, Energy, Transportation and more.
A utility patent is the most common type of patent issued by the USPTO. It refers to an invention that can be categorized as a process, composition of materials, machine or an improvement on any of these categories. A utility patent gives the inventor exclusive rights to make or sell the invention for 20 years.