The application of subsequent application system of the United States patent in drug research and development and patent layout
From the perspective of the field of biomedicine,this paper introduces the legal sources of the subsequent application system of the United States patent,which includes three types(continuation application,divisional application and continuation-in-part application),and their specific contents,the difference between this system and the divisional application system of Chinese patent.Taking alogliptin benzoate and dinutuximab as examples,this article introduces the application of subsequent application system of the United States patent on drug research and development,and patent layout in details.Through these specific cases,this paper points out the reference and the enlightenment of this system for Chinese pharmaceutical enterprises,for examples,using continuation application for patent layout,or through the combination strategy of continuation-in-part application and continuation application for patent layout,in order to build a combination of multiple patents with different scope of claims and to protect the technical characteristics of the product for the largest range.
the United States patentsubsequent applicationcontinuation applicationdivisional applicationcontinuation-in-part applicationdrug research and developmentpatent layout
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