Hvad er patent? Hvad er patent? A grant made by a government that confers upon the creator of an invention the sole right to make, use, and sell that invention for a set period of time.Letters patent.An invention protected by such a grant.A grant made by a government that confers on an individual fee-simple title to public lands.The official document of such a grant.The land so granted.An exclusive right or title.Protected or conferred by a patent or letters patent: a patent right. Of, relating to, or dealing in patents: patent law. Obvious; plain. See Synonyms at apparent.Biology Not blocked; open.Biology Spreading open; expanded.Of, relating to, or being a nonprescription drug or other medical preparation that is often protected by a trademark.Of high quality. Used of flour.Archaic Open to general inspection. Used especially of documents.To obtain a patent on or for (an invention, for example).To invent, originate, or be the proprietor of (an idea, for example).To grant a patent to or for.