A patent application claims a method that was publicly demonstrated at a trade show 13 months before the U.S. filing date. What is the most critical risk to assess?
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A
The application may be barred under 35 U.S.C. § 102(b)(1) as the grace period has expired
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B
The application requires an accelerated examination request
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C
The prior public demonstration triggers a mandatory PCT filing
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D
The inventor must file a supplemental oath disclosing the demonstration