但是，也有人认为此类争夺正反映了专利认证体系的缺陷——迫使公司大笔投入保护其开发技术。
Others, however, think the battles reflect deficiencies in the patent system forcing firms to pay vast sums to protect technologies they have developed.
美国专利局拒绝评估认证永动装置，除非设计者们能制造出可用的模型。
The U.S. patent office refuses to assess claims for perpetual motion devices unless the inventors can produce working models.
认证是经常会遇到的词，但是它的定义与云计算一样含糊不清(顺便说一句，“云计算”这个词汇不是专利，也不是商标词)。
Certified is one of those terms you run across that is as nebulous as the definition of cloud computing (which by the way is not a patented nor trademarked term).
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