How can examiners use interviews to resolve indefiniteness issues?

Examiners are encouraged to use interviews as an effective tool to resolve indefiniteness issues. The MPEP provides guidance on this approach: “Issues of claim interpretation and clarity of scope may lend themselves to resolution through an examiner interview. For example, the examiner may initiate an interview to discuss, among other issues, the broadest reasonable interpretation…

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How should examiners use abstracts in prior art rejections?

Examiners should be cautious when using abstracts for prior art rejections. The MPEP provides the following guidance: When both the abstract and the underlying document qualify as prior art, the underlying document should normally be used to support a rejection. When relying on an abstract, “the evidence relied upon is the facts contained in the…

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What are the key differences between “use” claims and method claims in patent applications?

The key differences between “use” claims and method claims in patent applications are: “Use” claims typically state the use of a product without any active steps, while method claims outline specific steps or actions. “Use” claims are often considered indefinite under 35 U.S.C. 112(b), while properly constructed method claims are not. Method claims are generally…

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Why are “Use” Claims often rejected under 35 U.S.C. 101?

“Use” claims are often rejected under 35 U.S.C. 101 because they fail to fall within the statutory categories of patentable inventions. The MPEP 2173.05(q) states: “‘Use’ claims that do not purport to claim a process, machine, manufacture, or composition of matter fail to comply with 35 U.S.C. 101.” This is further supported by case law,…

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