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

双语律师Akira，国际知名法学院法律专业，擅长翻译各类与地产开发相关的法律文件。