What is a C-STAR (C*) in CPC classification?

A C-STAR (C*) is an important designation in the Cooperative Patent Classification (CPC) system. According to MPEP 905.03(a): “A C-STAR (C*) is applied to an allocated symbol from the classification picture on an application when that symbol represents at least one concept that is claimed.” Key points about C-STAR: It is mandatory to apply C*…

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What is C-STAR (C*) information in CPC classification and why is it important?

C-STAR (C*) information is a crucial aspect of CPC classification that identifies claimed concepts within a patent application. According to MPEP 905.03(a): “A C-STAR (C*) is applied to an allocated symbol from the classification picture on an application when that symbol represents at least one concept that is claimed.” C* designations are important because they:…

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