What is a prima facie rejection based on lack of utility?
A prima facie rejection based on lack of utility is an initial determination by a patent examiner that an invention lacks specific and substantial credible utility as required by 35 U.S.C. 101 and 35 U.S.C. 112(a). The MPEP provides guidance on how this process works: “Once a prima facie showing of no specific and substantial…
Read MoreWhat is the difference between a prima facie rejection and a final rejection in patent examination?
What is the difference between a prima facie rejection and a final rejection in patent examination? In patent examination, there are two main types of rejections: Prima facie rejection: This is an initial rejection based on the examiner’s first review of the application. The MPEP states, To make a prima facie case of unpatentability, the…
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