How does responding to applicant’s arguments with new reference portions affect the grounds of rejection?

Responding to an applicant’s arguments by citing different portions of a reference submitted by the applicant does not necessarily constitute a new ground of rejection. According to MPEP 1207.03(a): “If an applicant submits a new reference to argue, for example, that the prior art ‘teaches away’ from the claimed invention (see MPEP § 2145), and…

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When is a reply brief required in a patent appeal?

While a reply brief is normally optional, there are specific circumstances where it becomes mandatory. According to MPEP 1208: “In response to the following, however, appellant is required to file either a reply brief to maintain the appeal or a reply under 37 CFR 1.111 to reopen prosecution: If appellant requests that the appeal be…

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