Markush claim

A patent claim that includes elements listing alternative chemicals, materials, or steps in a process.

• A Markush claim typically has language such as “selected from the group consisting of.” The alternatives must all give the same result, rather than patentably distinct products. The name derives from Ex parte Markush, 1925 Dec. Comm’r Pat. 126. See MARKUSH DOCTRINE. [Cases: Patents 101(7).]

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词条贡献者

译者黎川，毕业于世界顶级翻译学院，擅长翻译各种与专利与技术诉讼相关的法律文件。