improvement invention

A nontrivial and nonobvious betterment of an existing device or process.

• The improvement may be patented, but the protection applies only to the improvement, not to the invention improved on.

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词条贡献者

资深译员Dan，毕业于美国顶尖的高级翻译学院，专注翻译各种与消费者集团诉讼有关的法律文件。