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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.
1 Remember that you cannot patent a nebulous idea. 2  Patents cover inventions only. 3  If you have an idea but have not yet developed it to the extent that you can describe it as an invention in great detail in a patent application, you are not ready to seek patent protection.