Individuals and businesses have legal protection for intellectual property they create and own. Intellectual proper【B1】______fro

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问题     Individuals and businesses have legal protection for intellectual property they create and own. Intellectual proper【B1】______from creative thinking and may include products,【B2】______processes, and ideas. Intellectual property is protected 【B3】______ misappropriation. Misappropriation is taking the Intellectual property of others without 【B4】______ compensation and using it for monetary gain.
    Legal protection is provided for the【B5】______of intellectual property. The three common types of legal protection are patents, copyrights, and trademarks.
    Patents provide exclusive use of inventions. If the U.S. Patent office 【B6】______ a patent, it is confirming that the intellectual property is【B7】______. The patent prevents others from making, using, or selling the invention without the owner’ s 【B8】______ for a period of 20 years.
    Copyrights are similar to patents 【B9】______ that they are applied to artistic works. A copyright protects the creator of an【B10】______artistic or intellectual work, such as a song or a novel. A copyright gives the owner exclusive rights to copy,【B11】______, display, or perform the work. The copyright prevents others from using and selling the work, the【B12】______of a copyright is typically the lifetime of the author【B13】______an additional 70 years.
    Trademarks are words, names, or symbols that identify the manufacturer of a product and【B14】______it from similar others. A service mark is similar to a trademark【B15】______is used to identify services. A trademark prevents others from using the【B16】______or a similar word, name, or symbol to take advantage of the recognition and【B17】______of the brand or to create confusion in the marketplace. 【B18】______ registration, a trademark is usually granted for a period of ten years. It can be【B19】______for additional ten-year periods indefinitely as【B20】______as the mark’ s use continues.
【B18】

选项 A、From
B、Over
C、Before
D、Upon

答案D

解析 考查介词辨析。根据原文意思,商标应该是“在注册之后”方可使用,D.Upon的意思为“就在某时某刻之后”,符合文意,表示“一经注册,使用期通常为20年”,为正确答案。From,Over,Before三项均不符合题意。
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