date of invention

Patents. For purposes of a patent application, the date when the creation was reduced to practice.

• If the invention has not been built, the date of invention is the date when the patent application is filed, since that is a constructive reduction to practice.

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词条贡献者

资深译员Michael，毕业于一所培养高级翻译以及跨文化事务专家的精英大学，专注翻译各种与商业地产租赁有关的法律文件。