[, ]a legal right to be the only person to make, use or sell a product or an invention; a document that proves this专利权；专利证◆Edison took out a patent on the light bulb.爱迪生取得了灯泡的专利。◆Patents on some of their drugs will expire next year.他们有几种药品的专利将于明年过期。◆The device was protected by patent.此装置享有专利保护。◆to file a patent application with the Patent Office向专利局提交专利申请➡ see note at copyright ⨁to apply for / file / obtain / take out a patent申请专利；取得专利⨁to grant / issue / refuse a patent授予／发布／驳回专利⨁a patent expires / lapses专利过期／失效