patent infringement(redirected from Patent infringment)
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n. the manufacture and/or use of an invention or improvement for which someone else owns a patent issued by the government, without obtaining permission of the owner of the patent by contract, license or waiver. The infringing party will be liable to the owner of the patent for all profits made from the use of the invention, as well as any harm which can be shown by the inventor, whether the infringement was intentional or not. (See: patent, infringement)