How does the USPTO define “serious burden” in the context of restriction requirements?

The USPTO defines “serious burden” in the context of restriction requirements based on several factors. According to MPEP 803, a serious burden on the examiner may be prima facie shown if the examiner shows by appropriate explanation either: Separate classification Separate status in the art A different field of search The MPEP states: “Where, however,…

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What is the relationship between “independent or distinct inventions” and “serious burden” in patent restriction?

The relationship between “independent or distinct inventions” and “serious burden” in patent restriction is crucial for determining when restriction is proper. According to MPEP 803, both conditions must be met for a restriction to be proper: The inventions must be independent or distinct as claimed There would be a serious burden on the examiner if…

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